Home / 12,462,898.80-18,694,348.20-4,481,842.80

Finding the Fourth Proportional to 12,462,898.80, 18,694,348.20 and 4,481,842.80

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Solution

The fourth proportional to 12,462,898.80, 18,694,348.20 and 4,481,842.80 is: 6,722,764.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,462,898.80 : 18,694,348.20 = 4,481,842.80 : x
  2. Step 2: Convert to fraction form
    12,462,898.80/18,694,348.20 = 4,481,842.80/x
  3. Step 3: Cross multiply
    12,462,898.80x = 18,694,348.20 × 4,481,842.80
  4. Step 4: Simplify right side
    12,462,898.80x = 83,785,129,880,862.95
  5. Step 5: Solve for x
    x = 83,785,129,880,862.95/12,462,898.80
  6. Step 6: Final answer
    x = 6,722,764.20

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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.