Home / 57,060,152.31-78,736,367.09-31,943,636.95

Finding the Fourth Proportional to 57,060,152.31, 78,736,367.09 and 31,943,636.95

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Solution

The fourth proportional to 57,060,152.31, 78,736,367.09 and 31,943,636.95 is: 44,078,500.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,060,152.31 : 78,736,367.09 = 31,943,636.95 : x
  2. Step 2: Convert to fraction form
    57,060,152.31/78,736,367.09 = 31,943,636.95/x
  3. Step 3: Cross multiply
    57,060,152.31x = 78,736,367.09 × 31,943,636.95
  4. Step 4: Simplify right side
    57,060,152.31x = 2,515,125,924,728,329
  5. Step 5: Solve for x
    x = 2,515,125,924,728,329/57,060,152.31
  6. Step 6: Final answer
    x = 44,078,500.02

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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.