Home / 18,840,239.40-25,998,048.18-10,691,477.40

Finding the Fourth Proportional to 18,840,239.40, 25,998,048.18 and 10,691,477.40

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Solution

The fourth proportional to 18,840,239.40, 25,998,048.18 and 10,691,477.40 is: 14,753,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,840,239.40 : 25,998,048.18 = 10,691,477.40 : x
  2. Step 2: Convert to fraction form
    18,840,239.40/25,998,048.18 = 10,691,477.40/x
  3. Step 3: Cross multiply
    18,840,239.40x = 25,998,048.18 × 10,691,477.40
  4. Step 4: Simplify right side
    18,840,239.40x = 277,957,544,560,581.12
  5. Step 5: Solve for x
    x = 277,957,544,560,581.12/18,840,239.40
  6. Step 6: Final answer
    x = 14,753,397.70

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Similar ratio
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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.