Home / 10,517,295.06-15,734,433.87-7,965,859.86

Finding the Fourth Proportional to 10,517,295.06, 15,734,433.87 and 7,965,859.86

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Solution

The fourth proportional to 10,517,295.06, 15,734,433.87 and 7,965,859.86 is: 11,917,350.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,517,295.06 : 15,734,433.87 = 7,965,859.86 : x
  2. Step 2: Convert to fraction form
    10,517,295.06/15,734,433.87 = 7,965,859.86/x
  3. Step 3: Cross multiply
    10,517,295.06x = 15,734,433.87 × 7,965,859.86
  4. Step 4: Simplify right side
    10,517,295.06x = 125,338,295,184,857.45
  5. Step 5: Solve for x
    x = 125,338,295,184,857.45/10,517,295.06
  6. Step 6: Final answer
    x = 11,917,350.85

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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.