Home / 30,359,691.42-45,497,021.04-15,961,183.26

Finding the Fourth Proportional to 30,359,691.42, 45,497,021.04 and 15,961,183.26

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Solution

The fourth proportional to 30,359,691.42, 45,497,021.04 and 15,961,183.26 is: 23,919,422.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,359,691.42 : 45,497,021.04 = 15,961,183.26 : x
  2. Step 2: Convert to fraction form
    30,359,691.42/45,497,021.04 = 15,961,183.26/x
  3. Step 3: Cross multiply
    30,359,691.42x = 45,497,021.04 × 15,961,183.26
  4. Step 4: Simplify right side
    30,359,691.42x = 726,186,290,603,515.75
  5. Step 5: Solve for x
    x = 726,186,290,603,515.75/30,359,691.42
  6. Step 6: Final answer
    x = 23,919,422.65

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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.