Home / 72,582,945.80-108,874,418.70-54,667,041.80

Finding the Fourth Proportional to 72,582,945.80, 108,874,418.70 and 54,667,041.80

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Solution

The fourth proportional to 72,582,945.80, 108,874,418.70 and 54,667,041.80 is: 82,000,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,582,945.80 : 108,874,418.70 = 54,667,041.80 : x
  2. Step 2: Convert to fraction form
    72,582,945.80/108,874,418.70 = 54,667,041.80/x
  3. Step 3: Cross multiply
    72,582,945.80x = 108,874,418.70 × 54,667,041.80
  4. Step 4: Simplify right side
    72,582,945.80x = 5,951,842,398,023,601
  5. Step 5: Solve for x
    x = 5,951,842,398,023,601/72,582,945.80
  6. Step 6: Final answer
    x = 82,000,562.70

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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.