Home / 17,138,151.72-23,650,648.92-9,796,143.24

Finding the Fourth Proportional to 17,138,151.72, 23,650,648.92 and 9,796,143.24

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Solution

The fourth proportional to 17,138,151.72, 23,650,648.92 and 9,796,143.24 is: 13,518,677.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,138,151.72 : 23,650,648.92 = 9,796,143.24 : x
  2. Step 2: Convert to fraction form
    17,138,151.72/23,650,648.92 = 9,796,143.24/x
  3. Step 3: Cross multiply
    17,138,151.72x = 23,650,648.92 × 9,796,143.24
  4. Step 4: Simplify right side
    17,138,151.72x = 231,685,144,539,271.31
  5. Step 5: Solve for x
    x = 231,685,144,539,271.31/17,138,151.72
  6. Step 6: Final answer
    x = 13,518,677.41

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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.