Home / 8,177,548.70-12,266,323.05-2,792,279.90

Finding the Fourth Proportional to 8,177,548.70, 12,266,323.05 and 2,792,279.90

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Solution

The fourth proportional to 8,177,548.70, 12,266,323.05 and 2,792,279.90 is: 4,188,419.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,548.70 : 12,266,323.05 = 2,792,279.90 : x
  2. Step 2: Convert to fraction form
    8,177,548.70/12,266,323.05 = 2,792,279.90/x
  3. Step 3: Cross multiply
    8,177,548.70x = 12,266,323.05 × 2,792,279.90
  4. Step 4: Simplify right side
    8,177,548.70x = 34,251,007,299,421.70
  5. Step 5: Solve for x
    x = 34,251,007,299,421.70/8,177,548.70
  6. Step 6: Final answer
    x = 4,188,419.85

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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.