Home / 19,945,267.60-29,919,456.60-8,586,086.80

Finding the Fourth Proportional to 19,945,267.60, 29,919,456.60 and 8,586,086.80

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Solution

The fourth proportional to 19,945,267.60, 29,919,456.60 and 8,586,086.80 is: 12,879,799.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,945,267.60 : 29,919,456.60 = 8,586,086.80 : x
  2. Step 2: Convert to fraction form
    19,945,267.60/29,919,456.60 = 8,586,086.80/x
  3. Step 3: Cross multiply
    19,945,267.60x = 29,919,456.60 × 8,586,086.80
  4. Step 4: Simplify right side
    19,945,267.60x = 256,891,051,376,432.91
  5. Step 5: Solve for x
    x = 256,891,051,376,432.91/19,945,267.60
  6. Step 6: Final answer
    x = 12,879,799.69

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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.