Home / 8,112,231-12,180,308.42-4,525,006.68

Finding the Fourth Proportional to 8,112,231, 12,180,308.42 and 4,525,006.68

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Solution

The fourth proportional to 8,112,231, 12,180,308.42 and 4,525,006.68 is: 6,794,182.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112,231 : 12,180,308.42 = 4,525,006.68 : x
  2. Step 2: Convert to fraction form
    8,112,231/12,180,308.42 = 4,525,006.68/x
  3. Step 3: Cross multiply
    8,112,231x = 12,180,308.42 × 4,525,006.68
  4. Step 4: Simplify right side
    8,112,231x = 55,115,976,964,960.24
  5. Step 5: Solve for x
    x = 55,115,976,964,960.24/8,112,231
  6. Step 6: Final answer
    x = 6,794,182.39

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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.