Home / 10,101,967.66-13,940,195.70-5,517,403.30

Finding the Fourth Proportional to 10,101,967.66, 13,940,195.70 and 5,517,403.30

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Solution

The fourth proportional to 10,101,967.66, 13,940,195.70 and 5,517,403.30 is: 7,613,732.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101,967.66 : 13,940,195.70 = 5,517,403.30 : x
  2. Step 2: Convert to fraction form
    10,101,967.66/13,940,195.70 = 5,517,403.30/x
  3. Step 3: Cross multiply
    10,101,967.66x = 13,940,195.70 × 5,517,403.30
  4. Step 4: Simplify right side
    10,101,967.66x = 76,913,681,757,825.80
  5. Step 5: Solve for x
    x = 76,913,681,757,825.80/10,101,967.66
  6. Step 6: Final answer
    x = 7,613,732.72

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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.