Home / 10,402,687.10-15,604,030.65-10,253,387.90

Finding the Fourth Proportional to 10,402,687.10, 15,604,030.65 and 10,253,387.90

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Solution

The fourth proportional to 10,402,687.10, 15,604,030.65 and 10,253,387.90 is: 15,380,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402,687.10 : 15,604,030.65 = 10,253,387.90 : x
  2. Step 2: Convert to fraction form
    10,402,687.10/15,604,030.65 = 10,253,387.90/x
  3. Step 3: Cross multiply
    10,402,687.10x = 15,604,030.65 × 10,253,387.90
  4. Step 4: Simplify right side
    10,402,687.10x = 159,994,179,057,939.16
  5. Step 5: Solve for x
    x = 159,994,179,057,939.16/10,402,687.10
  6. Step 6: Final answer
    x = 15,380,081.85

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Similar ratio
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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.