Home / 7,246,466.80-10,869,700.20-4,857,679.60

Finding the Fourth Proportional to 7,246,466.80, 10,869,700.20 and 4,857,679.60

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Solution

The fourth proportional to 7,246,466.80, 10,869,700.20 and 4,857,679.60 is: 7,286,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246,466.80 : 10,869,700.20 = 4,857,679.60 : x
  2. Step 2: Convert to fraction form
    7,246,466.80/10,869,700.20 = 4,857,679.60/x
  3. Step 3: Cross multiply
    7,246,466.80x = 10,869,700.20 × 4,857,679.60
  4. Step 4: Simplify right side
    7,246,466.80x = 52,801,520,919,655.91
  5. Step 5: Solve for x
    x = 52,801,520,919,655.91/7,246,466.80
  6. Step 6: Final answer
    x = 7,286,519.40

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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.