Home / 8,802,201.90-13,187,556.45-5,432,472.30

Finding the Fourth Proportional to 8,802,201.90, 13,187,556.45 and 5,432,472.30

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Solution

The fourth proportional to 8,802,201.90, 13,187,556.45 and 5,432,472.30 is: 8,138,990.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802,201.90 : 13,187,556.45 = 5,432,472.30 : x
  2. Step 2: Convert to fraction form
    8,802,201.90/13,187,556.45 = 5,432,472.30/x
  3. Step 3: Cross multiply
    8,802,201.90x = 13,187,556.45 × 5,432,472.30
  4. Step 4: Simplify right side
    8,802,201.90x = 71,641,035,119,311.33
  5. Step 5: Solve for x
    x = 71,641,035,119,311.33/8,802,201.90
  6. Step 6: Final answer
    x = 8,138,990.21

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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.