Home / 20,522,301.60-30,776,194.80-7,055,997.60

Finding the Fourth Proportional to 20,522,301.60, 30,776,194.80 and 7,055,997.60

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Solution

The fourth proportional to 20,522,301.60, 30,776,194.80 and 7,055,997.60 is: 10,581,501.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,522,301.60 : 30,776,194.80 = 7,055,997.60 : x
  2. Step 2: Convert to fraction form
    20,522,301.60/30,776,194.80 = 7,055,997.60/x
  3. Step 3: Cross multiply
    20,522,301.60x = 30,776,194.80 × 7,055,997.60
  4. Step 4: Simplify right side
    20,522,301.60x = 217,156,756,645,932.47
  5. Step 5: Solve for x
    x = 217,156,756,645,932.47/20,522,301.60
  6. Step 6: Final answer
    x = 10,581,501.08

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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.