Home / 26,604,115.80-39,806,525.70-18,945,466.20

Finding the Fourth Proportional to 26,604,115.80, 39,806,525.70 and 18,945,466.20

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Solution

The fourth proportional to 26,604,115.80, 39,806,525.70 and 18,945,466.20 is: 28,347,237.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,604,115.80 : 39,806,525.70 = 18,945,466.20 : x
  2. Step 2: Convert to fraction form
    26,604,115.80/39,806,525.70 = 18,945,466.20/x
  3. Step 3: Cross multiply
    26,604,115.80x = 39,806,525.70 × 18,945,466.20
  4. Step 4: Simplify right side
    26,604,115.80x = 754,153,187,188,781.38
  5. Step 5: Solve for x
    x = 754,153,187,188,781.38/26,604,115.80
  6. Step 6: Final answer
    x = 28,347,237.43

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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.