Home / 20,233,581.48-30,350,299.32-7,279,705.08

Finding the Fourth Proportional to 20,233,581.48, 30,350,299.32 and 7,279,705.08

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Solution

The fourth proportional to 20,233,581.48, 30,350,299.32 and 7,279,705.08 is: 10,919,531.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233,581.48 : 30,350,299.32 = 7,279,705.08 : x
  2. Step 2: Convert to fraction form
    20,233,581.48/30,350,299.32 = 7,279,705.08/x
  3. Step 3: Cross multiply
    20,233,581.48x = 30,350,299.32 × 7,279,705.08
  4. Step 4: Simplify right side
    20,233,581.48x = 220,941,228,139,324.56
  5. Step 5: Solve for x
    x = 220,941,228,139,324.56/20,233,581.48
  6. Step 6: Final answer
    x = 10,919,531.39

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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.