Home / 15,841,227.44-21,857,147.12-8,965,709.51

Finding the Fourth Proportional to 15,841,227.44, 21,857,147.12 and 8,965,709.51

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Solution

The fourth proportional to 15,841,227.44, 21,857,147.12 and 8,965,709.51 is: 12,370,558.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841,227.44 : 21,857,147.12 = 8,965,709.51 : x
  2. Step 2: Convert to fraction form
    15,841,227.44/21,857,147.12 = 8,965,709.51/x
  3. Step 3: Cross multiply
    15,841,227.44x = 21,857,147.12 × 8,965,709.51
  4. Step 4: Simplify right side
    15,841,227.44x = 195,964,831,708,381.66
  5. Step 5: Solve for x
    x = 195,964,831,708,381.66/15,841,227.44
  6. Step 6: Final answer
    x = 12,370,558.56

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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.