Home / 8,112,230-12,180,306.92-4,525,005.68

Finding the Fourth Proportional to 8,112,230, 12,180,306.92 and 4,525,005.68

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Solution

The fourth proportional to 8,112,230, 12,180,306.92 and 4,525,005.68 is: 6,794,180.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112,230 : 12,180,306.92 = 4,525,005.68 : x
  2. Step 2: Convert to fraction form
    8,112,230/12,180,306.92 = 4,525,005.68/x
  3. Step 3: Cross multiply
    8,112,230x = 12,180,306.92 × 4,525,005.68
  4. Step 4: Simplify right side
    8,112,230x = 55,115,957,997,143.30
  5. Step 5: Solve for x
    x = 55,115,957,997,143.30/8,112,230
  6. Step 6: Final answer
    x = 6,794,180.88

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1.5x scale

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.