Home / 9,146,297.97-13,720,701.75-5,309,921.34

Finding the Fourth Proportional to 9,146,297.97, 13,720,701.75 and 5,309,921.34

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Solution

The fourth proportional to 9,146,297.97, 13,720,701.75 and 5,309,921.34 is: 7,965,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146,297.97 : 13,720,701.75 = 5,309,921.34 : x
  2. Step 2: Convert to fraction form
    9,146,297.97/13,720,701.75 = 5,309,921.34/x
  3. Step 3: Cross multiply
    9,146,297.97x = 13,720,701.75 × 5,309,921.34
  4. Step 4: Simplify right side
    9,146,297.97x = 72,855,846,926,947.22
  5. Step 5: Solve for x
    x = 72,855,846,926,947.22/9,146,297.97
  6. Step 6: Final answer
    x = 7,965,610.48

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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.