Home / 8,086,685.80-12,132,916.76-3,473,734.20

Finding the Fourth Proportional to 8,086,685.80, 12,132,916.76 and 3,473,734.20

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Solution

The fourth proportional to 8,086,685.80, 12,132,916.76 and 3,473,734.20 is: 5,211,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086,685.80 : 12,132,916.76 = 3,473,734.20 : x
  2. Step 2: Convert to fraction form
    8,086,685.80/12,132,916.76 = 3,473,734.20/x
  3. Step 3: Cross multiply
    8,086,685.80x = 12,132,916.76 × 3,473,734.20
  4. Step 4: Simplify right side
    8,086,685.80x = 42,146,527,894,965.20
  5. Step 5: Solve for x
    x = 42,146,527,894,965.20/8,086,685.80
  6. Step 6: Final answer
    x = 5,211,841.90

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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.