Home / 11,156,782.70-16,735,174.05-7,755,560.30

Finding the Fourth Proportional to 11,156,782.70, 16,735,174.05 and 7,755,560.30

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Solution

The fourth proportional to 11,156,782.70, 16,735,174.05 and 7,755,560.30 is: 11,633,340.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156,782.70 : 16,735,174.05 = 7,755,560.30 : x
  2. Step 2: Convert to fraction form
    11,156,782.70/16,735,174.05 = 7,755,560.30/x
  3. Step 3: Cross multiply
    11,156,782.70x = 16,735,174.05 × 7,755,560.30
  4. Step 4: Simplify right side
    11,156,782.70x = 129,790,651,475,770.22
  5. Step 5: Solve for x
    x = 129,790,651,475,770.22/11,156,782.70
  6. Step 6: Final answer
    x = 11,633,340.45

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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.