Home / 13,894,625.18-20,843,947.08-5,256,383.42

Finding the Fourth Proportional to 13,894,625.18, 20,843,947.08 and 5,256,383.42

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Solution

The fourth proportional to 13,894,625.18, 20,843,947.08 and 5,256,383.42 is: 7,885,335.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,894,625.18 : 20,843,947.08 = 5,256,383.42 : x
  2. Step 2: Convert to fraction form
    13,894,625.18/20,843,947.08 = 5,256,383.42/x
  3. Step 3: Cross multiply
    13,894,625.18x = 20,843,947.08 × 5,256,383.42
  4. Step 4: Simplify right side
    13,894,625.18x = 109,563,777,890,779.28
  5. Step 5: Solve for x
    x = 109,563,777,890,779.28/13,894,625.18
  6. Step 6: Final answer
    x = 7,885,335.26

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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.