Home / 71,609,734.31-98,838,837.57-43,755,899.54

Finding the Fourth Proportional to 71,609,734.31, 98,838,837.57 and 43,755,899.54

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Solution

The fourth proportional to 71,609,734.31, 98,838,837.57 and 43,755,899.54 is: 60,393,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,609,734.31 : 98,838,837.57 = 43,755,899.54 : x
  2. Step 2: Convert to fraction form
    71,609,734.31/98,838,837.57 = 43,755,899.54/x
  3. Step 3: Cross multiply
    71,609,734.31x = 98,838,837.57 × 43,755,899.54
  4. Step 4: Simplify right side
    71,609,734.31x = 4,324,782,246,869,103
  5. Step 5: Solve for x
    x = 4,324,782,246,869,103/71,609,734.31
  6. Step 6: Final answer
    x = 60,393,775.91

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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.