Home / 13,988,152.50-20,981,265.66-8,597,634.90

Finding the Fourth Proportional to 13,988,152.50, 20,981,265.66 and 8,597,634.90

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Solution

The fourth proportional to 13,988,152.50, 20,981,265.66 and 8,597,634.90 is: 12,895,860.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,988,152.50 : 20,981,265.66 = 8,597,634.90 : x
  2. Step 2: Convert to fraction form
    13,988,152.50/20,981,265.66 = 8,597,634.90/x
  3. Step 3: Cross multiply
    13,988,152.50x = 20,981,265.66 × 8,597,634.90
  4. Step 4: Simplify right side
    13,988,152.50x = 180,389,261,884,587.53
  5. Step 5: Solve for x
    x = 180,389,261,884,587.53/13,988,152.50
  6. Step 6: Final answer
    x = 12,895,860.40

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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.