Home / 8,849,839.90-12,211,991.67-4,929,295.90

Finding the Fourth Proportional to 8,849,839.90, 12,211,991.67 and 4,929,295.90

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Solution

The fourth proportional to 8,849,839.90, 12,211,991.67 and 4,929,295.90 is: 6,801,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,849,839.90 : 12,211,991.67 = 4,929,295.90 : x
  2. Step 2: Convert to fraction form
    8,849,839.90/12,211,991.67 = 4,929,295.90/x
  3. Step 3: Cross multiply
    8,849,839.90x = 12,211,991.67 × 4,929,295.90
  4. Step 4: Simplify right side
    8,849,839.90x = 60,196,520,469,765.16
  5. Step 5: Solve for x
    x = 60,196,520,469,765.16/8,849,839.90
  6. Step 6: Final answer
    x = 6,801,989.77

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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.