Home / 20,005,566.38-27,607,709.72-10,838,209.13

Finding the Fourth Proportional to 20,005,566.38, 27,607,709.72 and 10,838,209.13

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Solution

The fourth proportional to 20,005,566.38, 27,607,709.72 and 10,838,209.13 is: 14,956,743.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,566.38 : 27,607,709.72 = 10,838,209.13 : x
  2. Step 2: Convert to fraction form
    20,005,566.38/27,607,709.72 = 10,838,209.13/x
  3. Step 3: Cross multiply
    20,005,566.38x = 27,607,709.72 × 10,838,209.13
  4. Step 4: Simplify right side
    20,005,566.38x = 299,218,131,538,279.62
  5. Step 5: Solve for x
    x = 299,218,131,538,279.62/20,005,566.38
  6. Step 6: Final answer
    x = 14,956,743.83

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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.