Home / 17,081,167.20-25,590,646.80-8,085,890.40

Finding the Fourth Proportional to 17,081,167.20, 25,590,646.80 and 8,085,890.40

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Solution

The fourth proportional to 17,081,167.20, 25,590,646.80 and 8,085,890.40 is: 12,114,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081,167.20 : 25,590,646.80 = 8,085,890.40 : x
  2. Step 2: Convert to fraction form
    17,081,167.20/25,590,646.80 = 8,085,890.40/x
  3. Step 3: Cross multiply
    17,081,167.20x = 25,590,646.80 × 8,085,890.40
  4. Step 4: Simplify right side
    17,081,167.20x = 206,923,165,289,910.75
  5. Step 5: Solve for x
    x = 206,923,165,289,910.75/17,081,167.20
  6. Step 6: Final answer
    x = 12,114,111.57

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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.