Home / 9,169,576.20-13,754,364.30-8,287,777.80

Finding the Fourth Proportional to 9,169,576.20, 13,754,364.30 and 8,287,777.80

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Solution

The fourth proportional to 9,169,576.20, 13,754,364.30 and 8,287,777.80 is: 12,431,666.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,576.20 : 13,754,364.30 = 8,287,777.80 : x
  2. Step 2: Convert to fraction form
    9,169,576.20/13,754,364.30 = 8,287,777.80/x
  3. Step 3: Cross multiply
    9,169,576.20x = 13,754,364.30 × 8,287,777.80
  4. Step 4: Simplify right side
    9,169,576.20x = 113,993,115,098,652.55
  5. Step 5: Solve for x
    x = 113,993,115,098,652.55/9,169,576.20
  6. Step 6: Final answer
    x = 12,431,666.70

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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.