Home / 17,511,512.80-26,196,410.40-15,385,748.80

Finding the Fourth Proportional to 17,511,512.80, 26,196,410.40 and 15,385,748.80

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Solution

The fourth proportional to 17,511,512.80, 26,196,410.40 and 15,385,748.80 is: 23,016,366.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511,512.80 : 26,196,410.40 = 15,385,748.80 : x
  2. Step 2: Convert to fraction form
    17,511,512.80/26,196,410.40 = 15,385,748.80/x
  3. Step 3: Cross multiply
    17,511,512.80x = 26,196,410.40 × 15,385,748.80
  4. Step 4: Simplify right side
    17,511,512.80x = 403,051,389,876,107.50
  5. Step 5: Solve for x
    x = 403,051,389,876,107.50/17,511,512.80
  6. Step 6: Final answer
    x = 23,016,366.12

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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.