Home / 15,331,275.20-22,996,912.80-7,773,003.20

Finding the Fourth Proportional to 15,331,275.20, 22,996,912.80 and 7,773,003.20

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Solution

The fourth proportional to 15,331,275.20, 22,996,912.80 and 7,773,003.20 is: 11,659,504.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,331,275.20 : 22,996,912.80 = 7,773,003.20 : x
  2. Step 2: Convert to fraction form
    15,331,275.20/22,996,912.80 = 7,773,003.20/x
  3. Step 3: Cross multiply
    15,331,275.20x = 22,996,912.80 × 7,773,003.20
  4. Step 4: Simplify right side
    15,331,275.20x = 178,755,076,784,520.97
  5. Step 5: Solve for x
    x = 178,755,076,784,520.97/15,331,275.20
  6. Step 6: Final answer
    x = 11,659,504.80

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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.