Home / 17,020,943.91-23,488,791.08-9,678,778.29

Finding the Fourth Proportional to 17,020,943.91, 23,488,791.08 and 9,678,778.29

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Solution

The fourth proportional to 17,020,943.91, 23,488,791.08 and 9,678,778.29 is: 13,356,650.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020,943.91 : 23,488,791.08 = 9,678,778.29 : x
  2. Step 2: Convert to fraction form
    17,020,943.91/23,488,791.08 = 9,678,778.29/x
  3. Step 3: Cross multiply
    17,020,943.91x = 23,488,791.08 × 9,678,778.29
  4. Step 4: Simplify right side
    17,020,943.91x = 227,342,801,115,055.72
  5. Step 5: Solve for x
    x = 227,342,801,115,055.72/17,020,943.91
  6. Step 6: Final answer
    x = 13,356,650.63

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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.