Home / 20,063,793.15-27,690,398.24-11,915,031.15

Finding the Fourth Proportional to 20,063,793.15, 27,690,398.24 and 11,915,031.15

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Solution

The fourth proportional to 20,063,793.15, 27,690,398.24 and 11,915,031.15 is: 16,444,146.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063,793.15 : 27,690,398.24 = 11,915,031.15 : x
  2. Step 2: Convert to fraction form
    20,063,793.15/27,690,398.24 = 11,915,031.15/x
  3. Step 3: Cross multiply
    20,063,793.15x = 27,690,398.24 × 11,915,031.15
  4. Step 4: Simplify right side
    20,063,793.15x = 329,931,957,525,930
  5. Step 5: Solve for x
    x = 329,931,957,525,930/20,063,793.15
  6. Step 6: Final answer
    x = 16,444,146.68

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1.5x scale

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.