Home / 7,275,690.76-10,911,673.96-2,156,923.68

Finding the Fourth Proportional to 7,275,690.76, 10,911,673.96 and 2,156,923.68

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Solution

The fourth proportional to 7,275,690.76, 10,911,673.96 and 2,156,923.68 is: 3,234,833.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,690.76 : 10,911,673.96 = 2,156,923.68 : x
  2. Step 2: Convert to fraction form
    7,275,690.76/10,911,673.96 = 2,156,923.68/x
  3. Step 3: Cross multiply
    7,275,690.76x = 10,911,673.96 × 2,156,923.68
  4. Step 4: Simplify right side
    7,275,690.76x = 23,535,647,952,763.38
  5. Step 5: Solve for x
    x = 23,535,647,952,763.38/7,275,690.76
  6. Step 6: Final answer
    x = 3,234,833.47

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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.