Home / 18,519,393.24-25,554,339.06-10,679,195.04

Finding the Fourth Proportional to 18,519,393.24, 25,554,339.06 and 10,679,195.04

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Solution

The fourth proportional to 18,519,393.24, 25,554,339.06 and 10,679,195.04 is: 14,735,891.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,519,393.24 : 25,554,339.06 = 10,679,195.04 : x
  2. Step 2: Convert to fraction form
    18,519,393.24/25,554,339.06 = 10,679,195.04/x
  3. Step 3: Cross multiply
    18,519,393.24x = 25,554,339.06 × 10,679,195.04
  4. Step 4: Simplify right side
    18,519,393.24x = 272,899,770,940,030.22
  5. Step 5: Solve for x
    x = 272,899,770,940,030.22/18,519,393.24
  6. Step 6: Final answer
    x = 14,735,891.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.