Home / 27,214,170-40,821,255-11,257,818

Finding the Fourth Proportional to 27,214,170, 40,821,255 and 11,257,818

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Solution

The fourth proportional to 27,214,170, 40,821,255 and 11,257,818 is: 16,886,727

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214,170 : 40,821,255 = 11,257,818 : x
  2. Step 2: Convert to fraction form
    27,214,170/40,821,255 = 11,257,818/x
  3. Step 3: Cross multiply
    27,214,170x = 40,821,255 × 11,257,818
  4. Step 4: Simplify right side
    27,214,170x = 459,558,259,321,590
  5. Step 5: Solve for x
    x = 459,558,259,321,590/27,214,170
  6. Step 6: Final answer
    x = 16,886,727

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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.