Home / 42,230,728.20-63,322,999.70-33,532,879.11

Finding the Fourth Proportional to 42,230,728.20, 63,322,999.70 and 33,532,879.11

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Solution

The fourth proportional to 42,230,728.20, 63,322,999.70 and 33,532,879.11 is: 50,280,982.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,230,728.20 : 63,322,999.70 = 33,532,879.11 : x
  2. Step 2: Convert to fraction form
    42,230,728.20/63,322,999.70 = 33,532,879.11/x
  3. Step 3: Cross multiply
    42,230,728.20x = 63,322,999.70 × 33,532,879.11
  4. Step 4: Simplify right side
    42,230,728.20x = 2,123,402,493,655,001.75
  5. Step 5: Solve for x
    x = 2,123,402,493,655,001.75/42,230,728.20
  6. Step 6: Final answer
    x = 50,280,982.22

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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.