Home / 76,227,572.12-105,194,713.92-41,420,262.44

Finding the Fourth Proportional to 76,227,572.12, 105,194,713.92 and 41,420,262.44

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Solution

The fourth proportional to 76,227,572.12, 105,194,713.92 and 41,420,262.44 is: 57,160,323.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,227,572.12 : 105,194,713.92 = 41,420,262.44 : x
  2. Step 2: Convert to fraction form
    76,227,572.12/105,194,713.92 = 41,420,262.44/x
  3. Step 3: Cross multiply
    76,227,572.12x = 105,194,713.92 × 41,420,262.44
  4. Step 4: Simplify right side
    76,227,572.12x = 4,357,192,657,867,121
  5. Step 5: Solve for x
    x = 4,357,192,657,867,121/76,227,572.12
  6. Step 6: Final answer
    x = 57,160,323.18

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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.