Home / 17,121,695.29-23,626,628.17-9,778,514.74

Finding the Fourth Proportional to 17,121,695.29, 23,626,628.17 and 9,778,514.74

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Solution

The fourth proportional to 17,121,695.29, 23,626,628.17 and 9,778,514.74 is: 13,493,601.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,121,695.29 : 23,626,628.17 = 9,778,514.74 : x
  2. Step 2: Convert to fraction form
    17,121,695.29/23,626,628.17 = 9,778,514.74/x
  3. Step 3: Cross multiply
    17,121,695.29x = 23,626,628.17 × 9,778,514.74
  4. Step 4: Simplify right side
    17,121,695.29x = 231,033,331,816,844.25
  5. Step 5: Solve for x
    x = 231,033,331,816,844.25/17,121,695.29
  6. Step 6: Final answer
    x = 13,493,601.42

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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.