Home / 5,109,361.22-7,665,521.13-1,515,214.66

Finding the Fourth Proportional to 5,109,361.22, 7,665,521.13 and 1,515,214.66

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Solution

The fourth proportional to 5,109,361.22, 7,665,521.13 and 1,515,214.66 is: 2,273,260.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,361.22 : 7,665,521.13 = 1,515,214.66 : x
  2. Step 2: Convert to fraction form
    5,109,361.22/7,665,521.13 = 1,515,214.66/x
  3. Step 3: Cross multiply
    5,109,361.22x = 7,665,521.13 × 1,515,214.66
  4. Step 4: Simplify right side
    5,109,361.22x = 11,614,909,996,615.61
  5. Step 5: Solve for x
    x = 11,614,909,996,615.61/5,109,361.22
  6. Step 6: Final answer
    x = 2,273,260.69

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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.