Home / 54,320,643.05-81,480,964.58-48,368,503.85

Finding the Fourth Proportional to 54,320,643.05, 81,480,964.58 and 48,368,503.85

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Solution

The fourth proportional to 54,320,643.05, 81,480,964.58 and 48,368,503.85 is: 72,552,755.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,320,643.05 : 81,480,964.58 = 48,368,503.85 : x
  2. Step 2: Convert to fraction form
    54,320,643.05/81,480,964.58 = 48,368,503.85/x
  3. Step 3: Cross multiply
    54,320,643.05x = 81,480,964.58 × 48,368,503.85
  4. Step 4: Simplify right side
    54,320,643.05x = 3,941,112,348,747,601.50
  5. Step 5: Solve for x
    x = 3,941,112,348,747,601.50/54,320,643.05
  6. Step 6: Final answer
    x = 72,552,755.78

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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.