Home / 71,743,832-107,543,800.56-37,180,877.66

Finding the Fourth Proportional to 71,743,832, 107,543,800.56 and 37,180,877.66

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Solution

The fourth proportional to 71,743,832, 107,543,800.56 and 37,180,877.66 is: 55,734,030.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,743,832 : 107,543,800.56 = 37,180,877.66 : x
  2. Step 2: Convert to fraction form
    71,743,832/107,543,800.56 = 37,180,877.66/x
  3. Step 3: Cross multiply
    71,743,832x = 107,543,800.56 × 37,180,877.66
  4. Step 4: Simplify right side
    71,743,832x = 3,998,572,891,712,799
  5. Step 5: Solve for x
    x = 3,998,572,891,712,799/71,743,832
  6. Step 6: Final answer
    x = 55,734,030.09

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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.