Home / 16,290,011.62-22,480,604.14-8,947,998.53

Finding the Fourth Proportional to 16,290,011.62, 22,480,604.14 and 8,947,998.53

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Solution

The fourth proportional to 16,290,011.62, 22,480,604.14 and 8,947,998.53 is: 12,348,451.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290,011.62 : 22,480,604.14 = 8,947,998.53 : x
  2. Step 2: Convert to fraction form
    16,290,011.62/22,480,604.14 = 8,947,998.53/x
  3. Step 3: Cross multiply
    16,290,011.62x = 22,480,604.14 × 8,947,998.53
  4. Step 4: Simplify right side
    16,290,011.62x = 201,156,412,798,231.91
  5. Step 5: Solve for x
    x = 201,156,412,798,231.91/16,290,011.62
  6. Step 6: Final answer
    x = 12,348,451.15

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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.