Home / 30,651,414.62-45,982,788.68-8,790,878.66

Finding the Fourth Proportional to 30,651,414.62, 45,982,788.68 and 8,790,878.66

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Solution

The fourth proportional to 30,651,414.62, 45,982,788.68 and 8,790,878.66 is: 13,187,943.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,651,414.62 : 45,982,788.68 = 8,790,878.66 : x
  2. Step 2: Convert to fraction form
    30,651,414.62/45,982,788.68 = 8,790,878.66/x
  3. Step 3: Cross multiply
    30,651,414.62x = 45,982,788.68 × 8,790,878.66
  4. Step 4: Simplify right side
    30,651,414.62x = 404,229,115,460,433.19
  5. Step 5: Solve for x
    x = 404,229,115,460,433.19/30,651,414.62
  6. Step 6: Final answer
    x = 13,187,943.22

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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.