Home / 18,793,003.70-28,168,510.35-8,008,469.30

Finding the Fourth Proportional to 18,793,003.70, 28,168,510.35 and 8,008,469.30

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Solution

The fourth proportional to 18,793,003.70, 28,168,510.35 and 8,008,469.30 is: 12,003,757.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,793,003.70 : 28,168,510.35 = 8,008,469.30 : x
  2. Step 2: Convert to fraction form
    18,793,003.70/28,168,510.35 = 8,008,469.30/x
  3. Step 3: Cross multiply
    18,793,003.70x = 28,168,510.35 × 8,008,469.30
  4. Step 4: Simplify right side
    18,793,003.70x = 225,586,650,364,707.25
  5. Step 5: Solve for x
    x = 225,586,650,364,707.25/18,793,003.70
  6. Step 6: Final answer
    x = 12,003,757.03

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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.