Home / 13,324,011.60-19,995,348.60-8,543,326.80

Finding the Fourth Proportional to 13,324,011.60, 19,995,348.60 and 8,543,326.80

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Solution

The fourth proportional to 13,324,011.60, 19,995,348.60 and 8,543,326.80 is: 12,820,973.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,324,011.60 : 19,995,348.60 = 8,543,326.80 : x
  2. Step 2: Convert to fraction form
    13,324,011.60/19,995,348.60 = 8,543,326.80/x
  3. Step 3: Cross multiply
    13,324,011.60x = 19,995,348.60 × 8,543,326.80
  4. Step 4: Simplify right side
    13,324,011.60x = 170,826,797,569,722.50
  5. Step 5: Solve for x
    x = 170,826,797,569,722.50/13,324,011.60
  6. Step 6: Final answer
    x = 12,820,973.34

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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.