Home / 21,250,385.44-29,325,394.92-12,083,027.38

Finding the Fourth Proportional to 21,250,385.44, 29,325,394.92 and 12,083,027.38

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Solution

The fourth proportional to 21,250,385.44, 29,325,394.92 and 12,083,027.38 is: 16,674,499.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,250,385.44 : 29,325,394.92 = 12,083,027.38 : x
  2. Step 2: Convert to fraction form
    21,250,385.44/29,325,394.92 = 12,083,027.38/x
  3. Step 3: Cross multiply
    21,250,385.44x = 29,325,394.92 × 12,083,027.38
  4. Step 4: Simplify right side
    21,250,385.44x = 354,339,549,747,672.94
  5. Step 5: Solve for x
    x = 354,339,549,747,672.94/21,250,385.44
  6. Step 6: Final answer
    x = 16,674,499.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.