Home / 32,890,540.92-45,388,396.74-18,205,892.16

Finding the Fourth Proportional to 32,890,540.92, 45,388,396.74 and 18,205,892.16

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Solution

The fourth proportional to 32,890,540.92, 45,388,396.74 and 18,205,892.16 is: 25,123,826.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,890,540.92 : 45,388,396.74 = 18,205,892.16 : x
  2. Step 2: Convert to fraction form
    32,890,540.92/45,388,396.74 = 18,205,892.16/x
  3. Step 3: Cross multiply
    32,890,540.92x = 45,388,396.74 × 18,205,892.16
  4. Step 4: Simplify right side
    32,890,540.92x = 826,336,256,363,735.62
  5. Step 5: Solve for x
    x = 826,336,256,363,735.62/32,890,540.92
  6. Step 6: Final answer
    x = 25,123,826.89

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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.