Home / 13,299,161.97-19,904,788.35-12,104,084.02

Finding the Fourth Proportional to 13,299,161.97, 19,904,788.35 and 12,104,084.02

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Solution

The fourth proportional to 13,299,161.97, 19,904,788.35 and 12,104,084.02 is: 18,116,121.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,299,161.97 : 19,904,788.35 = 12,104,084.02 : x
  2. Step 2: Convert to fraction form
    13,299,161.97/19,904,788.35 = 12,104,084.02/x
  3. Step 3: Cross multiply
    13,299,161.97x = 19,904,788.35 × 12,104,084.02
  4. Step 4: Simplify right side
    13,299,161.97x = 240,929,230,588,717.19
  5. Step 5: Solve for x
    x = 240,929,230,588,717.19/13,299,161.97
  6. Step 6: Final answer
    x = 18,116,121.24

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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.