Home / 13,932,077.10-20,856,781.35-10,353,707.70

Finding the Fourth Proportional to 13,932,077.10, 20,856,781.35 and 10,353,707.70

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Solution

The fourth proportional to 13,932,077.10, 20,856,781.35 and 10,353,707.70 is: 15,499,843.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932,077.10 : 20,856,781.35 = 10,353,707.70 : x
  2. Step 2: Convert to fraction form
    13,932,077.10/20,856,781.35 = 10,353,707.70/x
  3. Step 3: Cross multiply
    13,932,077.10x = 20,856,781.35 × 10,353,707.70
  4. Step 4: Simplify right side
    13,932,077.10x = 215,945,017,660,711.41
  5. Step 5: Solve for x
    x = 215,945,017,660,711.41/13,932,077.10
  6. Step 6: Final answer
    x = 15,499,843.71

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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.