Home / 15,259,951.88-21,053,525.22-9,456,616.16

Finding the Fourth Proportional to 15,259,951.88, 21,053,525.22 and 9,456,616.16

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Solution

The fourth proportional to 15,259,951.88, 21,053,525.22 and 9,456,616.16 is: 13,046,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,259,951.88 : 21,053,525.22 = 9,456,616.16 : x
  2. Step 2: Convert to fraction form
    15,259,951.88/21,053,525.22 = 9,456,616.16/x
  3. Step 3: Cross multiply
    15,259,951.88x = 21,053,525.22 × 9,456,616.16
  4. Step 4: Simplify right side
    15,259,951.88x = 199,095,106,715,151.91
  5. Step 5: Solve for x
    x = 199,095,106,715,151.91/15,259,951.88
  6. Step 6: Final answer
    x = 13,046,902.66

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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.