Home / 20,001,902.74-30,002,854.11-13,837,187.14

Finding the Fourth Proportional to 20,001,902.74, 30,002,854.11 and 13,837,187.14

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Solution

The fourth proportional to 20,001,902.74, 30,002,854.11 and 13,837,187.14 is: 20,755,780.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,001,902.74 : 30,002,854.11 = 13,837,187.14 : x
  2. Step 2: Convert to fraction form
    20,001,902.74/30,002,854.11 = 13,837,187.14/x
  3. Step 3: Cross multiply
    20,001,902.74x = 30,002,854.11 × 13,837,187.14
  4. Step 4: Simplify right side
    20,001,902.74x = 415,155,106,927,291.50
  5. Step 5: Solve for x
    x = 415,155,106,927,291.50/20,001,902.74
  6. Step 6: Final answer
    x = 20,755,780.71

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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.