Home / 8,264,711.40-12,397,067.10-4,438,336.20

Finding the Fourth Proportional to 8,264,711.40, 12,397,067.10 and 4,438,336.20

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Solution

The fourth proportional to 8,264,711.40, 12,397,067.10 and 4,438,336.20 is: 6,657,504.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264,711.40 : 12,397,067.10 = 4,438,336.20 : x
  2. Step 2: Convert to fraction form
    8,264,711.40/12,397,067.10 = 4,438,336.20/x
  3. Step 3: Cross multiply
    8,264,711.40x = 12,397,067.10 × 4,438,336.20
  4. Step 4: Simplify right side
    8,264,711.40x = 55,022,351,683,759.02
  5. Step 5: Solve for x
    x = 55,022,351,683,759.02/8,264,711.40
  6. Step 6: Final answer
    x = 6,657,504.30

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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.