Home / 12,425,909.44-18,630,640.92-5,949,940

Finding the Fourth Proportional to 12,425,909.44, 18,630,640.92 and 5,949,940

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Solution

The fourth proportional to 12,425,909.44, 18,630,640.92 and 5,949,940 is: 8,920,972.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425,909.44 : 18,630,640.92 = 5,949,940 : x
  2. Step 2: Convert to fraction form
    12,425,909.44/18,630,640.92 = 5,949,940/x
  3. Step 3: Cross multiply
    12,425,909.44x = 18,630,640.92 × 5,949,940
  4. Step 4: Simplify right side
    12,425,909.44x = 110,851,195,635,544.81
  5. Step 5: Solve for x
    x = 110,851,195,635,544.81/12,425,909.44
  6. Step 6: Final answer
    x = 8,920,972.44

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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.