Home / 15,029,616-20,740,909.97-8,154,098.06

Finding the Fourth Proportional to 15,029,616, 20,740,909.97 and 8,154,098.06

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Solution

The fourth proportional to 15,029,616, 20,740,909.97 and 8,154,098.06 is: 11,252,676.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,029,616 : 20,740,909.97 = 8,154,098.06 : x
  2. Step 2: Convert to fraction form
    15,029,616/20,740,909.97 = 8,154,098.06/x
  3. Step 3: Cross multiply
    15,029,616x = 20,740,909.97 × 8,154,098.06
  4. Step 4: Simplify right side
    15,029,616x = 169,123,413,604,536.62
  5. Step 5: Solve for x
    x = 169,123,413,604,536.62/15,029,616
  6. Step 6: Final answer
    x = 11,252,676.95

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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.