Home / 8,177,286.15-12,252,643.20-6,822,111.60

Finding the Fourth Proportional to 8,177,286.15, 12,252,643.20 and 6,822,111.60

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Solution

The fourth proportional to 8,177,286.15, 12,252,643.20 and 6,822,111.60 is: 10,222,083.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,286.15 : 12,252,643.20 = 6,822,111.60 : x
  2. Step 2: Convert to fraction form
    8,177,286.15/12,252,643.20 = 6,822,111.60/x
  3. Step 3: Cross multiply
    8,177,286.15x = 12,252,643.20 × 6,822,111.60
  4. Step 4: Simplify right side
    8,177,286.15x = 83,588,899,305,381.11
  5. Step 5: Solve for x
    x = 83,588,899,305,381.11/8,177,286.15
  6. Step 6: Final answer
    x = 10,222,083.19

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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.