Home / 20,073,247.25-27,701,081.16-11,371,419.85

Finding the Fourth Proportional to 20,073,247.25, 27,701,081.16 and 11,371,419.85

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Solution

The fourth proportional to 20,073,247.25, 27,701,081.16 and 11,371,419.85 is: 15,692,559.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,073,247.25 : 27,701,081.16 = 11,371,419.85 : x
  2. Step 2: Convert to fraction form
    20,073,247.25/27,701,081.16 = 11,371,419.85/x
  3. Step 3: Cross multiply
    20,073,247.25x = 27,701,081.16 × 11,371,419.85
  4. Step 4: Simplify right side
    20,073,247.25x = 315,000,624,016,565.38
  5. Step 5: Solve for x
    x = 315,000,624,016,565.38/20,073,247.25
  6. Step 6: Final answer
    x = 15,692,559.36

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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.