Home / 13,843,172.96-19,103,470.08-8,045,348.48

Finding the Fourth Proportional to 13,843,172.96, 19,103,470.08 and 8,045,348.48

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Solution

The fourth proportional to 13,843,172.96, 19,103,470.08 and 8,045,348.48 is: 11,102,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,843,172.96 : 19,103,470.08 = 8,045,348.48 : x
  2. Step 2: Convert to fraction form
    13,843,172.96/19,103,470.08 = 8,045,348.48/x
  3. Step 3: Cross multiply
    13,843,172.96x = 19,103,470.08 × 8,045,348.48
  4. Step 4: Simplify right side
    13,843,172.96x = 153,694,073,970,853.47
  5. Step 5: Solve for x
    x = 153,694,073,970,853.47/13,843,172.96
  6. Step 6: Final answer
    x = 11,102,517.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.