Home / 6,426,177.86-9,640,862.22-3,189,234.73

Finding the Fourth Proportional to 6,426,177.86, 9,640,862.22 and 3,189,234.73

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Solution

The fourth proportional to 6,426,177.86, 9,640,862.22 and 3,189,234.73 is: 4,784,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426,177.86 : 9,640,862.22 = 3,189,234.73 : x
  2. Step 2: Convert to fraction form
    6,426,177.86/9,640,862.22 = 3,189,234.73/x
  3. Step 3: Cross multiply
    6,426,177.86x = 9,640,862.22 × 3,189,234.73
  4. Step 4: Simplify right side
    6,426,177.86x = 30,746,972,611,195.81
  5. Step 5: Solve for x
    x = 30,746,972,611,195.81/6,426,177.86
  6. Step 6: Final answer
    x = 4,784,643.89

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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.