Home / 13,857,098.20-20,774,588.10-5,872,355.80

Finding the Fourth Proportional to 13,857,098.20, 20,774,588.10 and 5,872,355.80

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Solution

The fourth proportional to 13,857,098.20, 20,774,588.10 and 5,872,355.80 is: 8,803,847.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,857,098.20 : 20,774,588.10 = 5,872,355.80 : x
  2. Step 2: Convert to fraction form
    13,857,098.20/20,774,588.10 = 5,872,355.80/x
  3. Step 3: Cross multiply
    13,857,098.20x = 20,774,588.10 × 5,872,355.80
  4. Step 4: Simplify right side
    13,857,098.20x = 121,995,772,921,645.98
  5. Step 5: Solve for x
    x = 121,995,772,921,645.98/13,857,098.20
  6. Step 6: Final answer
    x = 8,803,847.04

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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.