Home / 40,881,378.49-56,419,693.92-23,481,081.61

Finding the Fourth Proportional to 40,881,378.49, 56,419,693.92 and 23,481,081.61

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Solution

The fourth proportional to 40,881,378.49, 56,419,693.92 and 23,481,081.61 is: 32,405,840.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,881,378.49 : 56,419,693.92 = 23,481,081.61 : x
  2. Step 2: Convert to fraction form
    40,881,378.49/56,419,693.92 = 23,481,081.61/x
  3. Step 3: Cross multiply
    40,881,378.49x = 56,419,693.92 × 23,481,081.61
  4. Step 4: Simplify right side
    40,881,378.49x = 1,324,795,437,346,740.75
  5. Step 5: Solve for x
    x = 1,324,795,437,346,740.75/40,881,378.49
  6. Step 6: Final answer
    x = 32,405,840.66

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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.