Home / 13,187,763.20-19,758,025.20-11,298,195.20

Finding the Fourth Proportional to 13,187,763.20, 19,758,025.20 and 11,298,195.20

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Solution

The fourth proportional to 13,187,763.20, 19,758,025.20 and 11,298,195.20 is: 16,927,057.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,187,763.20 : 19,758,025.20 = 11,298,195.20 : x
  2. Step 2: Convert to fraction form
    13,187,763.20/19,758,025.20 = 11,298,195.20/x
  3. Step 3: Cross multiply
    13,187,763.20x = 19,758,025.20 × 11,298,195.20
  4. Step 4: Simplify right side
    13,187,763.20x = 223,230,025,476,119.03
  5. Step 5: Solve for x
    x = 223,230,025,476,119.03/13,187,763.20
  6. Step 6: Final answer
    x = 16,927,057.46

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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.