Home / 7,275,687.77-10,911,669.46-2,156,920.66

Finding the Fourth Proportional to 7,275,687.77, 10,911,669.46 and 2,156,920.66

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Solution

The fourth proportional to 7,275,687.77, 10,911,669.46 and 2,156,920.66 is: 3,234,828.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,687.77 : 10,911,669.46 = 2,156,920.66 : x
  2. Step 2: Convert to fraction form
    7,275,687.77/10,911,669.46 = 2,156,920.66/x
  3. Step 3: Cross multiply
    7,275,687.77x = 10,911,669.46 × 2,156,920.66
  4. Step 4: Simplify right side
    7,275,687.77x = 23,535,605,282,580.44
  5. Step 5: Solve for x
    x = 23,535,605,282,580.44/7,275,687.77
  6. Step 6: Final answer
    x = 3,234,828.93

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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.