Home / 12,028,082.80-18,042,124.20-10,833,689.20

Finding the Fourth Proportional to 12,028,082.80, 18,042,124.20 and 10,833,689.20

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Solution

The fourth proportional to 12,028,082.80, 18,042,124.20 and 10,833,689.20 is: 16,250,533.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,028,082.80 : 18,042,124.20 = 10,833,689.20 : x
  2. Step 2: Convert to fraction form
    12,028,082.80/18,042,124.20 = 10,833,689.20/x
  3. Step 3: Cross multiply
    12,028,082.80x = 18,042,124.20 × 10,833,689.20
  4. Step 4: Simplify right side
    12,028,082.80x = 195,462,766,090,598.62
  5. Step 5: Solve for x
    x = 195,462,766,090,598.62/12,028,082.80
  6. Step 6: Final answer
    x = 16,250,533.80

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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.