Home / 7,275,684.95-10,911,665.24-2,156,917.80

Finding the Fourth Proportional to 7,275,684.95, 10,911,665.24 and 2,156,917.80

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Solution

The fourth proportional to 7,275,684.95, 10,911,665.24 and 2,156,917.80 is: 3,234,824.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,684.95 : 10,911,665.24 = 2,156,917.80 : x
  2. Step 2: Convert to fraction form
    7,275,684.95/10,911,665.24 = 2,156,917.80/x
  3. Step 3: Cross multiply
    7,275,684.95x = 10,911,665.24 × 2,156,917.80
  4. Step 4: Simplify right side
    7,275,684.95x = 23,535,564,973,012.68
  5. Step 5: Solve for x
    x = 23,535,564,973,012.68/7,275,684.95
  6. Step 6: Final answer
    x = 3,234,824.64

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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.