Home / 15,585,229.04-21,505,753.44-8,614,965.13

Finding the Fourth Proportional to 15,585,229.04, 21,505,753.44 and 8,614,965.13

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Solution

The fourth proportional to 15,585,229.04, 21,505,753.44 and 8,614,965.13 is: 11,887,622.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,585,229.04 : 21,505,753.44 = 8,614,965.13 : x
  2. Step 2: Convert to fraction form
    15,585,229.04/21,505,753.44 = 8,614,965.13/x
  3. Step 3: Cross multiply
    15,585,229.04x = 21,505,753.44 × 8,614,965.13
  4. Step 4: Simplify right side
    15,585,229.04x = 185,271,316,029,049.97
  5. Step 5: Solve for x
    x = 185,271,316,029,049.97/15,585,229.04
  6. Step 6: Final answer
    x = 11,887,622.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.