Home / 22,176,665.70-33,264,998.55-12,588,339.30

Finding the Fourth Proportional to 22,176,665.70, 33,264,998.55 and 12,588,339.30

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Solution

The fourth proportional to 22,176,665.70, 33,264,998.55 and 12,588,339.30 is: 18,882,508.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,176,665.70 : 33,264,998.55 = 12,588,339.30 : x
  2. Step 2: Convert to fraction form
    22,176,665.70/33,264,998.55 = 12,588,339.30/x
  3. Step 3: Cross multiply
    22,176,665.70x = 33,264,998.55 × 12,588,339.30
  4. Step 4: Simplify right side
    22,176,665.70x = 418,751,088,561,408.06
  5. Step 5: Solve for x
    x = 418,751,088,561,408.06/22,176,665.70
  6. Step 6: Final answer
    x = 18,882,508.95

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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.