Home / 71,741,067.40-107,628,675.36-23,218,921.36

Finding the Fourth Proportional to 71,741,067.40, 107,628,675.36 and 23,218,921.36

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Solution

The fourth proportional to 71,741,067.40, 107,628,675.36 and 23,218,921.36 is: 34,833,908.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,741,067.40 : 107,628,675.36 = 23,218,921.36 : x
  2. Step 2: Convert to fraction form
    71,741,067.40/107,628,675.36 = 23,218,921.36/x
  3. Step 3: Cross multiply
    71,741,067.40x = 107,628,675.36 × 23,218,921.36
  4. Step 4: Simplify right side
    71,741,067.40x = 2,499,021,749,264,809.50
  5. Step 5: Solve for x
    x = 2,499,021,749,264,809.50/71,741,067.40
  6. Step 6: Final answer
    x = 34,833,908.11

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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.