Home / 45,125,551.40-67,727,034.30-18,218,517.80

Finding the Fourth Proportional to 45,125,551.40, 67,727,034.30 and 18,218,517.80

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Solution

The fourth proportional to 45,125,551.40, 67,727,034.30 and 18,218,517.80 is: 27,343,403.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,125,551.40 : 67,727,034.30 = 18,218,517.80 : x
  2. Step 2: Convert to fraction form
    45,125,551.40/67,727,034.30 = 18,218,517.80/x
  3. Step 3: Cross multiply
    45,125,551.40x = 67,727,034.30 × 18,218,517.80
  4. Step 4: Simplify right side
    45,125,551.40x = 1,233,886,179,935,760.50
  5. Step 5: Solve for x
    x = 1,233,886,179,935,760.50/45,125,551.40
  6. Step 6: Final answer
    x = 27,343,403.94

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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.