Home / 21,402,769.22-32,104,067.24-7,752,721.04

Finding the Fourth Proportional to 21,402,769.22, 32,104,067.24 and 7,752,721.04

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Solution

The fourth proportional to 21,402,769.22, 32,104,067.24 and 7,752,721.04 is: 11,629,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,402,769.22 : 32,104,067.24 = 7,752,721.04 : x
  2. Step 2: Convert to fraction form
    21,402,769.22/32,104,067.24 = 7,752,721.04/x
  3. Step 3: Cross multiply
    21,402,769.22x = 32,104,067.24 × 7,752,721.04
  4. Step 4: Simplify right side
    21,402,769.22x = 248,893,877,419,984.19
  5. Step 5: Solve for x
    x = 248,893,877,419,984.19/21,402,769.22
  6. Step 6: Final answer
    x = 11,629,050.19

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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.