Home / 8,175,627.60-12,263,441.40-4,979,108.40

Finding the Fourth Proportional to 8,175,627.60, 12,263,441.40 and 4,979,108.40

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Solution

The fourth proportional to 8,175,627.60, 12,263,441.40 and 4,979,108.40 is: 7,468,662.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175,627.60 : 12,263,441.40 = 4,979,108.40 : x
  2. Step 2: Convert to fraction form
    8,175,627.60/12,263,441.40 = 4,979,108.40/x
  3. Step 3: Cross multiply
    8,175,627.60x = 12,263,441.40 × 4,979,108.40
  4. Step 4: Simplify right side
    8,175,627.60x = 61,061,004,087,647.77
  5. Step 5: Solve for x
    x = 61,061,004,087,647.77/8,175,627.60
  6. Step 6: Final answer
    x = 7,468,662.60

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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.