Home / 8,338,252.66-11,505,821.79-4,667,374.78

Finding the Fourth Proportional to 8,338,252.66, 11,505,821.79 and 4,667,374.78

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Solution

The fourth proportional to 8,338,252.66, 11,505,821.79 and 4,667,374.78 is: 6,440,435.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338,252.66 : 11,505,821.79 = 4,667,374.78 : x
  2. Step 2: Convert to fraction form
    8,338,252.66/11,505,821.79 = 4,667,374.78/x
  3. Step 3: Cross multiply
    8,338,252.66x = 11,505,821.79 × 4,667,374.78
  4. Step 4: Simplify right side
    8,338,252.66x = 53,701,982,445,820.45
  5. Step 5: Solve for x
    x = 53,701,982,445,820.45/8,338,252.66
  6. Step 6: Final answer
    x = 6,440,435.98

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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.