Home / 20,542,654.08-28,348,514.08-11,375,100

Finding the Fourth Proportional to 20,542,654.08, 28,348,514.08 and 11,375,100

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Solution

The fourth proportional to 20,542,654.08, 28,348,514.08 and 11,375,100 is: 15,697,445.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,542,654.08 : 28,348,514.08 = 11,375,100 : x
  2. Step 2: Convert to fraction form
    20,542,654.08/28,348,514.08 = 11,375,100/x
  3. Step 3: Cross multiply
    20,542,654.08x = 28,348,514.08 × 11,375,100
  4. Step 4: Simplify right side
    20,542,654.08x = 322,467,182,511,408
  5. Step 5: Solve for x
    x = 322,467,182,511,408/20,542,654.08
  6. Step 6: Final answer
    x = 15,697,445.00

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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.