Home / 18,972,721.92-26,182,364.72-10,270,894.24

Finding the Fourth Proportional to 18,972,721.92, 26,182,364.72 and 10,270,894.24

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Solution

The fourth proportional to 18,972,721.92, 26,182,364.72 and 10,270,894.24 is: 14,173,838.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,972,721.92 : 26,182,364.72 = 10,270,894.24 : x
  2. Step 2: Convert to fraction form
    18,972,721.92/26,182,364.72 = 10,270,894.24/x
  3. Step 3: Cross multiply
    18,972,721.92x = 26,182,364.72 × 10,270,894.24
  4. Step 4: Simplify right side
    18,972,721.92x = 268,916,298,992,227.22
  5. Step 5: Solve for x
    x = 268,916,298,992,227.22/18,972,721.92
  6. Step 6: Final answer
    x = 14,173,838.64

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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.