Home / 10,752,727.40-16,129,091.10-5,377,956.20

Finding the Fourth Proportional to 10,752,727.40, 16,129,091.10 and 5,377,956.20

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Solution

The fourth proportional to 10,752,727.40, 16,129,091.10 and 5,377,956.20 is: 8,066,934.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,727.40 : 16,129,091.10 = 5,377,956.20 : x
  2. Step 2: Convert to fraction form
    10,752,727.40/16,129,091.10 = 5,377,956.20/x
  3. Step 3: Cross multiply
    10,752,727.40x = 16,129,091.10 × 5,377,956.20
  4. Step 4: Simplify right side
    10,752,727.40x = 86,741,545,481,609.83
  5. Step 5: Solve for x
    x = 86,741,545,481,609.83/10,752,727.40
  6. Step 6: Final answer
    x = 8,066,934.30

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Similar ratio
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1.5x scale

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.