Home / 50,980,642.46-76,471,036.83-38,918,591.66

Finding the Fourth Proportional to 50,980,642.46, 76,471,036.83 and 38,918,591.66

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Solution

The fourth proportional to 50,980,642.46, 76,471,036.83 and 38,918,591.66 is: 58,377,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,980,642.46 : 76,471,036.83 = 38,918,591.66 : x
  2. Step 2: Convert to fraction form
    50,980,642.46/76,471,036.83 = 38,918,591.66/x
  3. Step 3: Cross multiply
    50,980,642.46x = 76,471,036.83 × 38,918,591.66
  4. Step 4: Simplify right side
    50,980,642.46x = 2,976,145,056,203,590.50
  5. Step 5: Solve for x
    x = 2,976,145,056,203,590.50/50,980,642.46
  6. Step 6: Final answer
    x = 58,377,943.33

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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.