Home / 8,165,738.40-12,248,607.60-5,614,821.60

Finding the Fourth Proportional to 8,165,738.40, 12,248,607.60 and 5,614,821.60

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Solution

The fourth proportional to 8,165,738.40, 12,248,607.60 and 5,614,821.60 is: 8,422,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165,738.40 : 12,248,607.60 = 5,614,821.60 : x
  2. Step 2: Convert to fraction form
    8,165,738.40/12,248,607.60 = 5,614,821.60/x
  3. Step 3: Cross multiply
    8,165,738.40x = 12,248,607.60 × 5,614,821.60
  4. Step 4: Simplify right side
    8,165,738.40x = 68,773,746,522,404.16
  5. Step 5: Solve for x
    x = 68,773,746,522,404.16/8,165,738.40
  6. Step 6: Final answer
    x = 8,422,232.40

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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.