Home / 8,792,213.80-13,188,320.70-8,176,354.60

Finding the Fourth Proportional to 8,792,213.80, 13,188,320.70 and 8,176,354.60

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Solution

The fourth proportional to 8,792,213.80, 13,188,320.70 and 8,176,354.60 is: 12,264,531.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792,213.80 : 13,188,320.70 = 8,176,354.60 : x
  2. Step 2: Convert to fraction form
    8,792,213.80/13,188,320.70 = 8,176,354.60/x
  3. Step 3: Cross multiply
    8,792,213.80x = 13,188,320.70 × 8,176,354.60
  4. Step 4: Simplify right side
    8,792,213.80x = 107,832,386,621,720.20
  5. Step 5: Solve for x
    x = 107,832,386,621,720.20/8,792,213.80
  6. Step 6: Final answer
    x = 12,264,531.90

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Similar ratio
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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.