Home / 17,382,578.40-23,989,079.07-9,647,621.10

Finding the Fourth Proportional to 17,382,578.40, 23,989,079.07 and 9,647,621.10

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Solution

The fourth proportional to 17,382,578.40, 23,989,079.07 and 9,647,621.10 is: 13,314,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,578.40 : 23,989,079.07 = 9,647,621.10 : x
  2. Step 2: Convert to fraction form
    17,382,578.40/23,989,079.07 = 9,647,621.10/x
  3. Step 3: Cross multiply
    17,382,578.40x = 23,989,079.07 × 9,647,621.10
  4. Step 4: Simplify right side
    17,382,578.40x = 231,437,545,405,300.38
  5. Step 5: Solve for x
    x = 231,437,545,405,300.38/17,382,578.40
  6. Step 6: Final answer
    x = 13,314,339.22

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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.