Home / 12,519,003.62-18,754,061.21-8,627,765.63

Finding the Fourth Proportional to 12,519,003.62, 18,754,061.21 and 8,627,765.63

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Solution

The fourth proportional to 12,519,003.62, 18,754,061.21 and 8,627,765.63 is: 12,924,802.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,519,003.62 : 18,754,061.21 = 8,627,765.63 : x
  2. Step 2: Convert to fraction form
    12,519,003.62/18,754,061.21 = 8,627,765.63/x
  3. Step 3: Cross multiply
    12,519,003.62x = 18,754,061.21 × 8,627,765.63
  4. Step 4: Simplify right side
    12,519,003.62x = 161,805,644,698,134
  5. Step 5: Solve for x
    x = 161,805,644,698,134/12,519,003.62
  6. Step 6: Final answer
    x = 12,924,802.14

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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.