Home / 8,923,990.15-13,387,912.47-2,775,854.86

Finding the Fourth Proportional to 8,923,990.15, 13,387,912.47 and 2,775,854.86

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Solution

The fourth proportional to 8,923,990.15, 13,387,912.47 and 2,775,854.86 is: 4,164,381.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,923,990.15 : 13,387,912.47 = 2,775,854.86 : x
  2. Step 2: Convert to fraction form
    8,923,990.15/13,387,912.47 = 2,775,854.86/x
  3. Step 3: Cross multiply
    8,923,990.15x = 13,387,912.47 × 2,775,854.86
  4. Step 4: Simplify right side
    8,923,990.15x = 37,162,901,861,634.32
  5. Step 5: Solve for x
    x = 37,162,901,861,634.32/8,923,990.15
  6. Step 6: Final answer
    x = 4,164,381.77

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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.