Home / 8,264,155.81-12,397,517.21-4,218,454.58

Finding the Fourth Proportional to 8,264,155.81, 12,397,517.21 and 4,218,454.58

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Solution

The fourth proportional to 8,264,155.81, 12,397,517.21 and 4,218,454.58 is: 6,328,337.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264,155.81 : 12,397,517.21 = 4,218,454.58 : x
  2. Step 2: Convert to fraction form
    8,264,155.81/12,397,517.21 = 4,218,454.58/x
  3. Step 3: Cross multiply
    8,264,155.81x = 12,397,517.21 × 4,218,454.58
  4. Step 4: Simplify right side
    8,264,155.81x = 52,298,363,255,153.33
  5. Step 5: Solve for x
    x = 52,298,363,255,153.33/8,264,155.81
  6. Step 6: Final answer
    x = 6,328,337.03

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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.