Home / 8,276,620.40-12,414,930.60-5,757,196.40

Finding the Fourth Proportional to 8,276,620.40, 12,414,930.60 and 5,757,196.40

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Solution

The fourth proportional to 8,276,620.40, 12,414,930.60 and 5,757,196.40 is: 8,635,794.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,620.40 : 12,414,930.60 = 5,757,196.40 : x
  2. Step 2: Convert to fraction form
    8,276,620.40/12,414,930.60 = 5,757,196.40/x
  3. Step 3: Cross multiply
    8,276,620.40x = 12,414,930.60 × 5,757,196.40
  4. Step 4: Simplify right side
    8,276,620.40x = 71,475,193,756,569.84
  5. Step 5: Solve for x
    x = 71,475,193,756,569.84/8,276,620.40
  6. Step 6: Final answer
    x = 8,635,794.60

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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.