Home / 13,057,891.20-19,563,217.20-11,168,323.20

Finding the Fourth Proportional to 13,057,891.20, 19,563,217.20 and 11,168,323.20

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Solution

The fourth proportional to 13,057,891.20, 19,563,217.20 and 11,168,323.20 is: 16,732,283.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057,891.20 : 19,563,217.20 = 11,168,323.20 : x
  2. Step 2: Convert to fraction form
    13,057,891.20/19,563,217.20 = 11,168,323.20/x
  3. Step 3: Cross multiply
    13,057,891.20x = 19,563,217.20 × 11,168,323.20
  4. Step 4: Simplify right side
    13,057,891.20x = 218,488,332,521,399.03
  5. Step 5: Solve for x
    x = 218,488,332,521,399.03/13,057,891.20
  6. Step 6: Final answer
    x = 16,732,283.12

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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.