Home / 29,198,731.14-40,280,855.85-18,888,778.98

Finding the Fourth Proportional to 29,198,731.14, 40,280,855.85 and 18,888,778.98

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Solution

The fourth proportional to 29,198,731.14, 40,280,855.85 and 18,888,778.98 is: 26,057,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,198,731.14 : 40,280,855.85 = 18,888,778.98 : x
  2. Step 2: Convert to fraction form
    29,198,731.14/40,280,855.85 = 18,888,778.98/x
  3. Step 3: Cross multiply
    29,198,731.14x = 40,280,855.85 × 18,888,778.98
  4. Step 4: Simplify right side
    29,198,731.14x = 760,856,183,275,890.12
  5. Step 5: Solve for x
    x = 760,856,183,275,890.12/29,198,731.14
  6. Step 6: Final answer
    x = 26,057,850.93

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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.