Home / 21,866,608.80-32,781,250.80-15,456,696.48

Finding the Fourth Proportional to 21,866,608.80, 32,781,250.80 and 15,456,696.48

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Solution

The fourth proportional to 21,866,608.80, 32,781,250.80 and 15,456,696.48 is: 23,171,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,866,608.80 : 32,781,250.80 = 15,456,696.48 : x
  2. Step 2: Convert to fraction form
    21,866,608.80/32,781,250.80 = 15,456,696.48/x
  3. Step 3: Cross multiply
    21,866,608.80x = 32,781,250.80 × 15,456,696.48
  4. Step 4: Simplify right side
    21,866,608.80x = 506,689,843,850,357.19
  5. Step 5: Solve for x
    x = 506,689,843,850,357.19/21,866,608.80
  6. Step 6: Final answer
    x = 23,171,852.96

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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.