Home / 9,631,236.80-13,290,754.08-5,280,227.70

Finding the Fourth Proportional to 9,631,236.80, 13,290,754.08 and 5,280,227.70

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Solution

The fourth proportional to 9,631,236.80, 13,290,754.08 and 5,280,227.70 is: 7,286,520.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631,236.80 : 13,290,754.08 = 5,280,227.70 : x
  2. Step 2: Convert to fraction form
    9,631,236.80/13,290,754.08 = 5,280,227.70/x
  3. Step 3: Cross multiply
    9,631,236.80x = 13,290,754.08 × 5,280,227.70
  4. Step 4: Simplify right side
    9,631,236.80x = 70,178,207,847,104.02
  5. Step 5: Solve for x
    x = 70,178,207,847,104.02/9,631,236.80
  6. Step 6: Final answer
    x = 7,286,520.86

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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.