Home / 17,090,012.80-25,635,019.20-8,132,060.80

Finding the Fourth Proportional to 17,090,012.80, 25,635,019.20 and 8,132,060.80

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Solution

The fourth proportional to 17,090,012.80, 25,635,019.20 and 8,132,060.80 is: 12,198,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,090,012.80 : 25,635,019.20 = 8,132,060.80 : x
  2. Step 2: Convert to fraction form
    17,090,012.80/25,635,019.20 = 8,132,060.80/x
  3. Step 3: Cross multiply
    17,090,012.80x = 25,635,019.20 × 8,132,060.80
  4. Step 4: Simplify right side
    17,090,012.80x = 208,465,534,743,567.34
  5. Step 5: Solve for x
    x = 208,465,534,743,567.34/17,090,012.80
  6. Step 6: Final answer
    x = 12,198,091.20

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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.