Home / 17,382,705.80-26,073,929.10-5,252,145.80

Finding the Fourth Proportional to 17,382,705.80, 26,073,929.10 and 5,252,145.80

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Solution

The fourth proportional to 17,382,705.80, 26,073,929.10 and 5,252,145.80 is: 7,878,179.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,705.80 : 26,073,929.10 = 5,252,145.80 : x
  2. Step 2: Convert to fraction form
    17,382,705.80/26,073,929.10 = 5,252,145.80/x
  3. Step 3: Cross multiply
    17,382,705.80x = 26,073,929.10 × 5,252,145.80
  4. Step 4: Simplify right side
    17,382,705.80x = 136,944,077,212,062.78
  5. Step 5: Solve for x
    x = 136,944,077,212,062.78/17,382,705.80
  6. Step 6: Final answer
    x = 7,878,179.54

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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.