Home / 26,641,279.20-39,961,918.80-12,292,372.20

Finding the Fourth Proportional to 26,641,279.20, 39,961,918.80 and 12,292,372.20

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Solution

The fourth proportional to 26,641,279.20, 39,961,918.80 and 12,292,372.20 is: 18,438,558.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,641,279.20 : 39,961,918.80 = 12,292,372.20 : x
  2. Step 2: Convert to fraction form
    26,641,279.20/39,961,918.80 = 12,292,372.20/x
  3. Step 3: Cross multiply
    26,641,279.20x = 39,961,918.80 × 12,292,372.20
  4. Step 4: Simplify right side
    26,641,279.20x = 491,226,779,715,777.31
  5. Step 5: Solve for x
    x = 491,226,779,715,777.31/26,641,279.20
  6. Step 6: Final answer
    x = 18,438,558.30

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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.