Home / 13,902,092.10-20,867,134.95-6,719,400.90

Finding the Fourth Proportional to 13,902,092.10, 20,867,134.95 and 6,719,400.90

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Solution

The fourth proportional to 13,902,092.10, 20,867,134.95 and 6,719,400.90 is: 10,085,866.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,092.10 : 20,867,134.95 = 6,719,400.90 : x
  2. Step 2: Convert to fraction form
    13,902,092.10/20,867,134.95 = 6,719,400.90/x
  3. Step 3: Cross multiply
    13,902,092.10x = 20,867,134.95 × 6,719,400.90
  4. Step 4: Simplify right side
    13,902,092.10x = 140,214,645,363,451.45
  5. Step 5: Solve for x
    x = 140,214,645,363,451.45/13,902,092.10
  6. Step 6: Final answer
    x = 10,085,866.53

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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.