Home / 8,078,601.41-11,148,080.65-4,407,299.54

Finding the Fourth Proportional to 8,078,601.41, 11,148,080.65 and 4,407,299.54

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Solution

The fourth proportional to 8,078,601.41, 11,148,080.65 and 4,407,299.54 is: 6,081,860.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,601.41 : 11,148,080.65 = 4,407,299.54 : x
  2. Step 2: Convert to fraction form
    8,078,601.41/11,148,080.65 = 4,407,299.54/x
  3. Step 3: Cross multiply
    8,078,601.41x = 11,148,080.65 × 4,407,299.54
  4. Step 4: Simplify right side
    8,078,601.41x = 49,132,930,720,627.91
  5. Step 5: Solve for x
    x = 49,132,930,720,627.91/8,078,601.41
  6. Step 6: Final answer
    x = 6,081,860.98

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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.