Home / 9,072,604.20-13,608,906.30-7,840,885.80

Finding the Fourth Proportional to 9,072,604.20, 13,608,906.30 and 7,840,885.80

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Solution

The fourth proportional to 9,072,604.20, 13,608,906.30 and 7,840,885.80 is: 11,761,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,604.20 : 13,608,906.30 = 7,840,885.80 : x
  2. Step 2: Convert to fraction form
    9,072,604.20/13,608,906.30 = 7,840,885.80/x
  3. Step 3: Cross multiply
    9,072,604.20x = 13,608,906.30 × 7,840,885.80
  4. Step 4: Simplify right side
    9,072,604.20x = 106,705,880,161,200.55
  5. Step 5: Solve for x
    x = 106,705,880,161,200.55/9,072,604.20
  6. Step 6: Final answer
    x = 11,761,328.70

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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.