Home / 6,138,686.45-9,205,496.20-2,095,500.38

Finding the Fourth Proportional to 6,138,686.45, 9,205,496.20 and 2,095,500.38

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Solution

The fourth proportional to 6,138,686.45, 9,205,496.20 and 2,095,500.38 is: 3,142,385.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138,686.45 : 9,205,496.20 = 2,095,500.38 : x
  2. Step 2: Convert to fraction form
    6,138,686.45/9,205,496.20 = 2,095,500.38/x
  3. Step 3: Cross multiply
    6,138,686.45x = 9,205,496.20 × 2,095,500.38
  4. Step 4: Simplify right side
    6,138,686.45x = 19,290,120,741,780.45
  5. Step 5: Solve for x
    x = 19,290,120,741,780.45/6,138,686.45
  6. Step 6: Final answer
    x = 3,142,385.74

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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.