Home / 8,310,718.60-12,466,077.90-7,414,923.40

Finding the Fourth Proportional to 8,310,718.60, 12,466,077.90 and 7,414,923.40

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Solution

The fourth proportional to 8,310,718.60, 12,466,077.90 and 7,414,923.40 is: 11,122,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310,718.60 : 12,466,077.90 = 7,414,923.40 : x
  2. Step 2: Convert to fraction form
    8,310,718.60/12,466,077.90 = 7,414,923.40/x
  3. Step 3: Cross multiply
    8,310,718.60x = 12,466,077.90 × 7,414,923.40
  4. Step 4: Simplify right side
    8,310,718.60x = 92,435,012,726,932.88
  5. Step 5: Solve for x
    x = 92,435,012,726,932.88/8,310,718.60
  6. Step 6: Final answer
    x = 11,122,385.10

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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.