Home / 8,802,176.40-13,187,518.20-5,432,446.80

Finding the Fourth Proportional to 8,802,176.40, 13,187,518.20 and 5,432,446.80

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Solution

The fourth proportional to 8,802,176.40, 13,187,518.20 and 5,432,446.80 is: 8,138,951.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802,176.40 : 13,187,518.20 = 5,432,446.80 : x
  2. Step 2: Convert to fraction form
    8,802,176.40/13,187,518.20 = 5,432,446.80/x
  3. Step 3: Cross multiply
    8,802,176.40x = 13,187,518.20 × 5,432,446.80
  4. Step 4: Simplify right side
    8,802,176.40x = 71,640,491,045,531.75
  5. Step 5: Solve for x
    x = 71,640,491,045,531.75/8,802,176.40
  6. Step 6: Final answer
    x = 8,138,951.98

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1.5x scale

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.