Home / 71,487,419.18-107,182,175.10-36,404,623.18

Finding the Fourth Proportional to 71,487,419.18, 107,182,175.10 and 36,404,623.18

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Solution

The fourth proportional to 71,487,419.18, 107,182,175.10 and 36,404,623.18 is: 54,582,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,487,419.18 : 107,182,175.10 = 36,404,623.18 : x
  2. Step 2: Convert to fraction form
    71,487,419.18/107,182,175.10 = 36,404,623.18/x
  3. Step 3: Cross multiply
    71,487,419.18x = 107,182,175.10 × 36,404,623.18
  4. Step 4: Simplify right side
    71,487,419.18x = 3,901,926,696,128,278.50
  5. Step 5: Solve for x
    x = 3,901,926,696,128,278.50/71,487,419.18
  6. Step 6: Final answer
    x = 54,582,005.35

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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.