Home / 8,146,394.69-12,221,165.60-3,097,312.61

Finding the Fourth Proportional to 8,146,394.69, 12,221,165.60 and 3,097,312.61

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Solution

The fourth proportional to 8,146,394.69, 12,221,165.60 and 3,097,312.61 is: 4,646,567.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146,394.69 : 12,221,165.60 = 3,097,312.61 : x
  2. Step 2: Convert to fraction form
    8,146,394.69/12,221,165.60 = 3,097,312.61/x
  3. Step 3: Cross multiply
    8,146,394.69x = 12,221,165.60 × 3,097,312.61
  4. Step 4: Simplify right side
    8,146,394.69x = 37,852,770,321,778.21
  5. Step 5: Solve for x
    x = 37,852,770,321,778.21/8,146,394.69
  6. Step 6: Final answer
    x = 4,646,567.19

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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.