Home / 5,109,362.22-7,665,522.63-1,515,215.66

Finding the Fourth Proportional to 5,109,362.22, 7,665,522.63 and 1,515,215.66

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Solution

The fourth proportional to 5,109,362.22, 7,665,522.63 and 1,515,215.66 is: 2,273,262.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,109,362.22 : 7,665,522.63 = 1,515,215.66 : x
  2. Step 2: Convert to fraction form
    5,109,362.22/7,665,522.63 = 1,515,215.66/x
  3. Step 3: Cross multiply
    5,109,362.22x = 7,665,522.63 × 1,515,215.66
  4. Step 4: Simplify right side
    5,109,362.22x = 11,614,919,931,060.38
  5. Step 5: Solve for x
    x = 11,614,919,931,060.38/5,109,362.22
  6. Step 6: Final answer
    x = 2,273,262.19

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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.