Home / 13,941,432.39-20,920,333.45-5,853,786.11

Finding the Fourth Proportional to 13,941,432.39, 20,920,333.45 and 5,853,786.11

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Solution

The fourth proportional to 13,941,432.39, 20,920,333.45 and 5,853,786.11 is: 8,784,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,432.39 : 20,920,333.45 = 5,853,786.11 : x
  2. Step 2: Convert to fraction form
    13,941,432.39/20,920,333.45 = 5,853,786.11/x
  3. Step 3: Cross multiply
    13,941,432.39x = 20,920,333.45 × 5,853,786.11
  4. Step 4: Simplify right side
    13,941,432.39x = 122,463,157,366,178.38
  5. Step 5: Solve for x
    x = 122,463,157,366,178.38/13,941,432.39
  6. Step 6: Final answer
    x = 8,784,115.86

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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.