Home / 71,901,152.10-107,851,728.15-59,943,729.60

Finding the Fourth Proportional to 71,901,152.10, 107,851,728.15 and 59,943,729.60

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Solution

The fourth proportional to 71,901,152.10, 107,851,728.15 and 59,943,729.60 is: 89,915,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,901,152.10 : 107,851,728.15 = 59,943,729.60 : x
  2. Step 2: Convert to fraction form
    71,901,152.10/107,851,728.15 = 59,943,729.60/x
  3. Step 3: Cross multiply
    71,901,152.10x = 107,851,728.15 × 59,943,729.60
  4. Step 4: Simplify right side
    71,901,152.10x = 6,465,034,829,116,309
  5. Step 5: Solve for x
    x = 6,465,034,829,116,309/71,901,152.10
  6. Step 6: Final answer
    x = 89,915,594.40

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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.