Home / 30,165,291-41,627,751.66-16,414,018.20

Finding the Fourth Proportional to 30,165,291, 41,627,751.66 and 16,414,018.20

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Solution

The fourth proportional to 30,165,291, 41,627,751.66 and 16,414,018.20 is: 22,651,154.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,165,291 : 41,627,751.66 = 16,414,018.20 : x
  2. Step 2: Convert to fraction form
    30,165,291/41,627,751.66 = 16,414,018.20/x
  3. Step 3: Cross multiply
    30,165,291x = 41,627,751.66 × 16,414,018.20
  4. Step 4: Simplify right side
    30,165,291x = 683,278,673,372,320.12
  5. Step 5: Solve for x
    x = 683,278,673,372,320.12/30,165,291
  6. Step 6: Final answer
    x = 22,651,154.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.