Home / 13,612,774.36-20,422,337.96-4,514,206.36

Finding the Fourth Proportional to 13,612,774.36, 20,422,337.96 and 4,514,206.36

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Solution

The fourth proportional to 13,612,774.36, 20,422,337.96 and 4,514,206.36 is: 6,772,362.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,612,774.36 : 20,422,337.96 = 4,514,206.36 : x
  2. Step 2: Convert to fraction form
    13,612,774.36/20,422,337.96 = 4,514,206.36/x
  3. Step 3: Cross multiply
    13,612,774.36x = 20,422,337.96 × 4,514,206.36
  4. Step 4: Simplify right side
    13,612,774.36x = 92,190,647,905,101.44
  5. Step 5: Solve for x
    x = 92,190,647,905,101.44/13,612,774.36
  6. Step 6: Final answer
    x = 6,772,362.89

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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.