Home / 17,387,007.80-26,080,382.10-5,256,447.80

Finding the Fourth Proportional to 17,387,007.80, 26,080,382.10 and 5,256,447.80

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Solution

The fourth proportional to 17,387,007.80, 26,080,382.10 and 5,256,447.80 is: 7,884,632.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387,007.80 : 26,080,382.10 = 5,256,447.80 : x
  2. Step 2: Convert to fraction form
    17,387,007.80/26,080,382.10 = 5,256,447.80/x
  3. Step 3: Cross multiply
    17,387,007.80x = 26,080,382.10 × 5,256,447.80
  4. Step 4: Simplify right side
    17,387,007.80x = 137,090,167,112,704.39
  5. Step 5: Solve for x
    x = 137,090,167,112,704.39/17,387,007.80
  6. Step 6: Final answer
    x = 7,884,632.52

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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.