Home / 28,995,685.40-43,486,660.92-10,808,418.44

Finding the Fourth Proportional to 28,995,685.40, 43,486,660.92 and 10,808,418.44

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Solution

The fourth proportional to 28,995,685.40, 43,486,660.92 and 10,808,418.44 is: 16,210,067.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,995,685.40 : 43,486,660.92 = 10,808,418.44 : x
  2. Step 2: Convert to fraction form
    28,995,685.40/43,486,660.92 = 10,808,418.44/x
  3. Step 3: Cross multiply
    28,995,685.40x = 43,486,660.92 × 10,808,418.44
  4. Step 4: Simplify right side
    28,995,685.40x = 470,022,027,781,755.38
  5. Step 5: Solve for x
    x = 470,022,027,781,755.38/28,995,685.40
  6. Step 6: Final answer
    x = 16,210,067.85

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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.