Home / 8,664,917.76-11,957,712.48-4,991,807.52

Finding the Fourth Proportional to 8,664,917.76, 11,957,712.48 and 4,991,807.52

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Solution

The fourth proportional to 8,664,917.76, 11,957,712.48 and 4,991,807.52 is: 6,888,766.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,664,917.76 : 11,957,712.48 = 4,991,807.52 : x
  2. Step 2: Convert to fraction form
    8,664,917.76/11,957,712.48 = 4,991,807.52/x
  3. Step 3: Cross multiply
    8,664,917.76x = 11,957,712.48 × 4,991,807.52
  4. Step 4: Simplify right side
    8,664,917.76x = 59,690,599,079,661.84
  5. Step 5: Solve for x
    x = 59,690,599,079,661.84/8,664,917.76
  6. Step 6: Final answer
    x = 6,888,766.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.