Home / 8,195,428.80-12,293,143.20-4,164,350.40

Finding the Fourth Proportional to 8,195,428.80, 12,293,143.20 and 4,164,350.40

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Solution

The fourth proportional to 8,195,428.80, 12,293,143.20 and 4,164,350.40 is: 6,246,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195,428.80 : 12,293,143.20 = 4,164,350.40 : x
  2. Step 2: Convert to fraction form
    8,195,428.80/12,293,143.20 = 4,164,350.40/x
  3. Step 3: Cross multiply
    8,195,428.80x = 12,293,143.20 × 4,164,350.40
  4. Step 4: Simplify right side
    8,195,428.80x = 51,192,955,802,177.27
  5. Step 5: Solve for x
    x = 51,192,955,802,177.27/8,195,428.80
  6. Step 6: Final answer
    x = 6,246,525.60

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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.