Home / 5,451,018.80-8,176,528.20-3,750,407.60

Finding the Fourth Proportional to 5,451,018.80, 8,176,528.20 and 3,750,407.60

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Solution

The fourth proportional to 5,451,018.80, 8,176,528.20 and 3,750,407.60 is: 5,625,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,018.80 : 8,176,528.20 = 3,750,407.60 : x
  2. Step 2: Convert to fraction form
    5,451,018.80/8,176,528.20 = 3,750,407.60/x
  3. Step 3: Cross multiply
    5,451,018.80x = 8,176,528.20 × 3,750,407.60
  4. Step 4: Simplify right side
    5,451,018.80x = 30,665,313,502,894.32
  5. Step 5: Solve for x
    x = 30,665,313,502,894.32/5,451,018.80
  6. Step 6: Final answer
    x = 5,625,611.40

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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.