Home / 9,711,432.52-13,401,777.60-5,360,519.92

Finding the Fourth Proportional to 9,711,432.52, 13,401,777.60 and 5,360,519.92

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Solution

The fourth proportional to 9,711,432.52, 13,401,777.60 and 5,360,519.92 is: 7,397,517.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,432.52 : 13,401,777.60 = 5,360,519.92 : x
  2. Step 2: Convert to fraction form
    9,711,432.52/13,401,777.60 = 5,360,519.92/x
  3. Step 3: Cross multiply
    9,711,432.52x = 13,401,777.60 × 5,360,519.92
  4. Step 4: Simplify right side
    9,711,432.52x = 71,840,495,788,209.78
  5. Step 5: Solve for x
    x = 71,840,495,788,209.78/9,711,432.52
  6. Step 6: Final answer
    x = 7,397,517.89

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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.