Home / 8,997,002.70-13,479,174.45-5,199,204.30

Finding the Fourth Proportional to 8,997,002.70, 13,479,174.45 and 5,199,204.30

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Solution

The fourth proportional to 8,997,002.70, 13,479,174.45 and 5,199,204.30 is: 7,789,369.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997,002.70 : 13,479,174.45 = 5,199,204.30 : x
  2. Step 2: Convert to fraction form
    8,997,002.70/13,479,174.45 = 5,199,204.30/x
  3. Step 3: Cross multiply
    8,997,002.70x = 13,479,174.45 × 5,199,204.30
  4. Step 4: Simplify right side
    8,997,002.70x = 70,080,981,760,890.12
  5. Step 5: Solve for x
    x = 70,080,981,760,890.12/8,997,002.70
  6. Step 6: Final answer
    x = 7,789,369.87

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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.