Home / 10,096,989.52-13,933,863.12-5,513,213.20

Finding the Fourth Proportional to 10,096,989.52, 13,933,863.12 and 5,513,213.20

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Solution

The fourth proportional to 10,096,989.52, 13,933,863.12 and 5,513,213.20 is: 7,608,243.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,096,989.52 : 13,933,863.12 = 5,513,213.20 : x
  2. Step 2: Convert to fraction form
    10,096,989.52/13,933,863.12 = 5,513,213.20/x
  3. Step 3: Cross multiply
    10,096,989.52x = 13,933,863.12 × 5,513,213.20
  4. Step 4: Simplify right side
    10,096,989.52x = 76,820,358,080,177.19
  5. Step 5: Solve for x
    x = 76,820,358,080,177.19/10,096,989.52
  6. Step 6: Final answer
    x = 7,608,243.82

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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.