Home / 5,109,364.32-7,665,525.77-1,515,217.76

Finding the Fourth Proportional to 5,109,364.32, 7,665,525.77 and 1,515,217.76

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Solution

The fourth proportional to 5,109,364.32, 7,665,525.77 and 1,515,217.76 is: 2,273,265.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,364.32 : 7,665,525.77 = 1,515,217.76 : x
  2. Step 2: Convert to fraction form
    5,109,364.32/7,665,525.77 = 1,515,217.76/x
  3. Step 3: Cross multiply
    5,109,364.32x = 7,665,525.77 × 1,515,217.76
  4. Step 4: Simplify right side
    5,109,364.32x = 11,614,940,740,537.96
  5. Step 5: Solve for x
    x = 11,614,940,740,537.96/5,109,364.32
  6. Step 6: Final answer
    x = 2,273,265.32

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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.