Home / 17,021,746.20-25,549,208.10-8,511,691.80

Finding the Fourth Proportional to 17,021,746.20, 25,549,208.10 and 8,511,691.80

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Solution

The fourth proportional to 17,021,746.20, 25,549,208.10 and 8,511,691.80 is: 12,775,832.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021,746.20 : 25,549,208.10 = 8,511,691.80 : x
  2. Step 2: Convert to fraction form
    17,021,746.20/25,549,208.10 = 8,511,691.80/x
  3. Step 3: Cross multiply
    17,021,746.20x = 25,549,208.10 × 8,511,691.80
  4. Step 4: Simplify right side
    17,021,746.20x = 217,466,985,081,263.62
  5. Step 5: Solve for x
    x = 217,466,985,081,263.62/17,021,746.20
  6. Step 6: Final answer
    x = 12,775,832.90

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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.