Home / 19,008,061.20-28,512,091.80-6,228,982.80

Finding the Fourth Proportional to 19,008,061.20, 28,512,091.80 and 6,228,982.80

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Solution

The fourth proportional to 19,008,061.20, 28,512,091.80 and 6,228,982.80 is: 9,343,474.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,061.20 : 28,512,091.80 = 6,228,982.80 : x
  2. Step 2: Convert to fraction form
    19,008,061.20/28,512,091.80 = 6,228,982.80/x
  3. Step 3: Cross multiply
    19,008,061.20x = 28,512,091.80 × 6,228,982.80
  4. Step 4: Simplify right side
    19,008,061.20x = 177,601,329,414,221.03
  5. Step 5: Solve for x
    x = 177,601,329,414,221.03/19,008,061.20
  6. Step 6: Final answer
    x = 9,343,474.20

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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.