Home / 8,305,616.80-12,458,425.20-2,627,581.60

Finding the Fourth Proportional to 8,305,616.80, 12,458,425.20 and 2,627,581.60

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Solution

The fourth proportional to 8,305,616.80, 12,458,425.20 and 2,627,581.60 is: 3,941,372.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,616.80 : 12,458,425.20 = 2,627,581.60 : x
  2. Step 2: Convert to fraction form
    8,305,616.80/12,458,425.20 = 2,627,581.60/x
  3. Step 3: Cross multiply
    8,305,616.80x = 12,458,425.20 × 2,627,581.60
  4. Step 4: Simplify right side
    8,305,616.80x = 32,735,528,820,496.32
  5. Step 5: Solve for x
    x = 32,735,528,820,496.32/8,305,616.80
  6. Step 6: Final answer
    x = 3,941,372.40

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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.