Home / 28,182,448.80-38,891,121.30-16,580,760.48

Finding the Fourth Proportional to 28,182,448.80, 38,891,121.30 and 16,580,760.48

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Solution

The fourth proportional to 28,182,448.80, 38,891,121.30 and 16,580,760.48 is: 22,881,062.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,182,448.80 : 38,891,121.30 = 16,580,760.48 : x
  2. Step 2: Convert to fraction form
    28,182,448.80/38,891,121.30 = 16,580,760.48/x
  3. Step 3: Cross multiply
    28,182,448.80x = 38,891,121.30 × 16,580,760.48
  4. Step 4: Simplify right side
    28,182,448.80x = 644,844,367,073,926.25
  5. Step 5: Solve for x
    x = 644,844,367,073,926.25/28,182,448.80
  6. Step 6: Final answer
    x = 22,881,062.31

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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.