Home / 17,422,280.92-26,131,718.52-5,291,849.71

Finding the Fourth Proportional to 17,422,280.92, 26,131,718.52 and 5,291,849.71

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Solution

The fourth proportional to 17,422,280.92, 26,131,718.52 and 5,291,849.71 is: 7,937,257.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,422,280.92 : 26,131,718.52 = 5,291,849.71 : x
  2. Step 2: Convert to fraction form
    17,422,280.92/26,131,718.52 = 5,291,849.71/x
  3. Step 3: Cross multiply
    17,422,280.92x = 26,131,718.52 × 5,291,849.71
  4. Step 4: Simplify right side
    17,422,280.92x = 138,285,127,071,863.62
  5. Step 5: Solve for x
    x = 138,285,127,071,863.62/17,422,280.92
  6. Step 6: Final answer
    x = 7,937,257.34

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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.