Home / 20,104,572.47-30,151,876.32-5,727,764.88

Finding the Fourth Proportional to 20,104,572.47, 30,151,876.32 and 5,727,764.88

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Solution

The fourth proportional to 20,104,572.47, 30,151,876.32 and 5,727,764.88 is: 8,590,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,104,572.47 : 30,151,876.32 = 5,727,764.88 : x
  2. Step 2: Convert to fraction form
    20,104,572.47/30,151,876.32 = 5,727,764.88/x
  3. Step 3: Cross multiply
    20,104,572.47x = 30,151,876.32 × 5,727,764.88
  4. Step 4: Simplify right side
    20,104,572.47x = 172,702,858,251,799.62
  5. Step 5: Solve for x
    x = 172,702,858,251,799.62/20,104,572.47
  6. Step 6: Final answer
    x = 8,590,227.85

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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.