Home / 48,138,635.80-66,357,605.56-29,519,247.76

Finding the Fourth Proportional to 48,138,635.80, 66,357,605.56 and 29,519,247.76

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Solution

The fourth proportional to 48,138,635.80, 66,357,605.56 and 29,519,247.76 is: 40,691,360.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,138,635.80 : 66,357,605.56 = 29,519,247.76 : x
  2. Step 2: Convert to fraction form
    48,138,635.80/66,357,605.56 = 29,519,247.76/x
  3. Step 3: Cross multiply
    48,138,635.80x = 66,357,605.56 × 29,519,247.76
  4. Step 4: Simplify right side
    48,138,635.80x = 1,958,826,599,285,993.75
  5. Step 5: Solve for x
    x = 1,958,826,599,285,993.75/48,138,635.80
  6. Step 6: Final answer
    x = 40,691,360.83

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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.