Home / 56,753,497.85-78,319,470.24-31,981,641.93

Finding the Fourth Proportional to 56,753,497.85, 78,319,470.24 and 31,981,641.93

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Solution

The fourth proportional to 56,753,497.85, 78,319,470.24 and 31,981,641.93 is: 44,134,464.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,753,497.85 : 78,319,470.24 = 31,981,641.93 : x
  2. Step 2: Convert to fraction form
    56,753,497.85/78,319,470.24 = 31,981,641.93/x
  3. Step 3: Cross multiply
    56,753,497.85x = 78,319,470.24 × 31,981,641.93
  4. Step 4: Simplify right side
    56,753,497.85x = 2,504,785,253,362,971
  5. Step 5: Solve for x
    x = 2,504,785,253,362,971/56,753,497.85
  6. Step 6: Final answer
    x = 44,134,464.81

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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.