Home / 13,726,720.08-20,590,225.92-4,142,182.86

Finding the Fourth Proportional to 13,726,720.08, 20,590,225.92 and 4,142,182.86

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Solution

The fourth proportional to 13,726,720.08, 20,590,225.92 and 4,142,182.86 is: 6,213,318.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726,720.08 : 20,590,225.92 = 4,142,182.86 : x
  2. Step 2: Convert to fraction form
    13,726,720.08/20,590,225.92 = 4,142,182.86/x
  3. Step 3: Cross multiply
    13,726,720.08x = 20,590,225.92 × 4,142,182.86
  4. Step 4: Simplify right side
    13,726,720.08x = 85,288,480,889,351.73
  5. Step 5: Solve for x
    x = 85,288,480,889,351.73/13,726,720.08
  6. Step 6: Final answer
    x = 6,213,318.29

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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.