Home / 12,028,526.85-18,042,790.28-11,674,232.85

Finding the Fourth Proportional to 12,028,526.85, 18,042,790.28 and 11,674,232.85

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Solution

The fourth proportional to 12,028,526.85, 18,042,790.28 and 11,674,232.85 is: 17,511,349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028,526.85 : 18,042,790.28 = 11,674,232.85 : x
  2. Step 2: Convert to fraction form
    12,028,526.85/18,042,790.28 = 11,674,232.85/x
  3. Step 3: Cross multiply
    12,028,526.85x = 18,042,790.28 × 11,674,232.85
  4. Step 4: Simplify right side
    12,028,526.85x = 210,635,734,934,065.50
  5. Step 5: Solve for x
    x = 210,635,734,934,065.50/12,028,526.85
  6. Step 6: Final answer
    x = 17,511,349.28

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.