Home / 21,846,739.70-32,770,109.55-8,199,859.70

Finding the Fourth Proportional to 21,846,739.70, 32,770,109.55 and 8,199,859.70

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Solution

The fourth proportional to 21,846,739.70, 32,770,109.55 and 8,199,859.70 is: 12,299,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,846,739.70 : 32,770,109.55 = 8,199,859.70 : x
  2. Step 2: Convert to fraction form
    21,846,739.70/32,770,109.55 = 8,199,859.70/x
  3. Step 3: Cross multiply
    21,846,739.70x = 32,770,109.55 × 8,199,859.70
  4. Step 4: Simplify right side
    21,846,739.70x = 268,710,300,663,630.16
  5. Step 5: Solve for x
    x = 268,710,300,663,630.16/21,846,739.70
  6. Step 6: Final answer
    x = 12,299,789.55

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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.