Home / 89,842,642.32-123,982,846.30-48,589,534.64

Finding the Fourth Proportional to 89,842,642.32, 123,982,846.30 and 48,589,534.64

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Solution

The fourth proportional to 89,842,642.32, 123,982,846.30 and 48,589,534.64 is: 67,053,557.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,842,642.32 : 123,982,846.30 = 48,589,534.64 : x
  2. Step 2: Convert to fraction form
    89,842,642.32/123,982,846.30 = 48,589,534.64/x
  3. Step 3: Cross multiply
    89,842,642.32x = 123,982,846.30 × 48,589,534.64
  4. Step 4: Simplify right side
    89,842,642.32x = 6,024,268,805,059,646
  5. Step 5: Solve for x
    x = 6,024,268,805,059,646/89,842,642.32
  6. Step 6: Final answer
    x = 67,053,557.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.