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Finding the Fourth Proportional to 31,912,793.55, 44,791,285.05 and 31,912,793.55

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Solution

The fourth proportional to 31,912,793.55, 44,791,285.05 and 31,912,793.55 is: 44,791,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912,793.55 : 44,791,285.05 = 31,912,793.55 : x
  2. Step 2: Convert to fraction form
    31,912,793.55/44,791,285.05 = 31,912,793.55/x
  3. Step 3: Cross multiply
    31,912,793.55x = 44,791,285.05 × 31,912,793.55
  4. Step 4: Simplify right side
    31,912,793.55x = 1,429,415,032,639,851.25
  5. Step 5: Solve for x
    x = 1,429,415,032,639,851.25/31,912,793.55
  6. Step 6: Final answer
    x = 44,791,285.05

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.