Home / 17,279,830.65-25,919,568.45-9,988,651.09

Finding the Fourth Proportional to 17,279,830.65, 25,919,568.45 and 9,988,651.09

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Solution

The fourth proportional to 17,279,830.65, 25,919,568.45 and 9,988,651.09 is: 14,982,874.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,279,830.65 : 25,919,568.45 = 9,988,651.09 : x
  2. Step 2: Convert to fraction form
    17,279,830.65/25,919,568.45 = 9,988,651.09/x
  3. Step 3: Cross multiply
    17,279,830.65x = 25,919,568.45 × 9,988,651.09
  4. Step 4: Simplify right side
    17,279,830.65x = 258,901,525,585,623.19
  5. Step 5: Solve for x
    x = 258,901,525,585,623.19/17,279,830.65
  6. Step 6: Final answer
    x = 14,982,874.01

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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.