Home / 22,232,958.91-30,682,442.18-12,309,841.51

Finding the Fourth Proportional to 22,232,958.91, 30,682,442.18 and 12,309,841.51

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Solution

The fourth proportional to 22,232,958.91, 30,682,442.18 and 12,309,841.51 is: 16,988,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,232,958.91 : 30,682,442.18 = 12,309,841.51 : x
  2. Step 2: Convert to fraction form
    22,232,958.91/30,682,442.18 = 12,309,841.51/x
  3. Step 3: Cross multiply
    22,232,958.91x = 30,682,442.18 × 12,309,841.51
  4. Step 4: Simplify right side
    22,232,958.91x = 377,696,000,375,538.88
  5. Step 5: Solve for x
    x = 377,696,000,375,538.88/22,232,958.91
  6. Step 6: Final answer
    x = 16,988,112.19

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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.