Home / 19,761,481.08-27,273,707.88-11,387,221.56

Finding the Fourth Proportional to 19,761,481.08, 27,273,707.88 and 11,387,221.56

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Solution

The fourth proportional to 19,761,481.08, 27,273,707.88 and 11,387,221.56 is: 15,716,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,761,481.08 : 27,273,707.88 = 11,387,221.56 : x
  2. Step 2: Convert to fraction form
    19,761,481.08/27,273,707.88 = 11,387,221.56/x
  3. Step 3: Cross multiply
    19,761,481.08x = 27,273,707.88 × 11,387,221.56
  4. Step 4: Simplify right side
    19,761,481.08x = 310,571,754,392,277.88
  5. Step 5: Solve for x
    x = 310,571,754,392,277.88/19,761,481.08
  6. Step 6: Final answer
    x = 15,716,016.08

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1.5x scale

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.