Home / 12,030,618.30-18,045,927.45-9,196,266.30

Finding the Fourth Proportional to 12,030,618.30, 18,045,927.45 and 9,196,266.30

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Solution

The fourth proportional to 12,030,618.30, 18,045,927.45 and 9,196,266.30 is: 13,794,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030,618.30 : 18,045,927.45 = 9,196,266.30 : x
  2. Step 2: Convert to fraction form
    12,030,618.30/18,045,927.45 = 9,196,266.30/x
  3. Step 3: Cross multiply
    12,030,618.30x = 18,045,927.45 × 9,196,266.30
  4. Step 4: Simplify right side
    12,030,618.30x = 165,955,154,460,679.94
  5. Step 5: Solve for x
    x = 165,955,154,460,679.94/12,030,618.30
  6. Step 6: Final answer
    x = 13,794,399.45

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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.