Home / 21,976,037.68-30,323,236.08-14,644,815.52

Finding the Fourth Proportional to 21,976,037.68, 30,323,236.08 and 14,644,815.52

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Solution

The fourth proportional to 21,976,037.68, 30,323,236.08 and 14,644,815.52 is: 20,207,382.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,976,037.68 : 30,323,236.08 = 14,644,815.52 : x
  2. Step 2: Convert to fraction form
    21,976,037.68/30,323,236.08 = 14,644,815.52/x
  3. Step 3: Cross multiply
    21,976,037.68x = 30,323,236.08 × 14,644,815.52
  4. Step 4: Simplify right side
    21,976,037.68x = 444,078,198,361,007.94
  5. Step 5: Solve for x
    x = 444,078,198,361,007.94/21,976,037.68
  6. Step 6: Final answer
    x = 20,207,382.46

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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.