Home / 8,815,640.74-12,164,917.15-4,947,414.59

Finding the Fourth Proportional to 8,815,640.74, 12,164,917.15 and 4,947,414.59

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Solution

The fourth proportional to 8,815,640.74, 12,164,917.15 and 4,947,414.59 is: 6,827,057.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,640.74 : 12,164,917.15 = 4,947,414.59 : x
  2. Step 2: Convert to fraction form
    8,815,640.74/12,164,917.15 = 4,947,414.59/x
  3. Step 3: Cross multiply
    8,815,640.74x = 12,164,917.15 × 4,947,414.59
  4. Step 4: Simplify right side
    8,815,640.74x = 60,184,888,594,051.22
  5. Step 5: Solve for x
    x = 60,184,888,594,051.22/8,815,640.74
  6. Step 6: Final answer
    x = 6,827,057.77

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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.