Home / 19,450,961.43-29,150,362.31-15,138,219.39

Finding the Fourth Proportional to 19,450,961.43, 29,150,362.31 and 15,138,219.39

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Solution

The fourth proportional to 19,450,961.43, 29,150,362.31 and 15,138,219.39 is: 22,687,031.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450,961.43 : 29,150,362.31 = 15,138,219.39 : x
  2. Step 2: Convert to fraction form
    19,450,961.43/29,150,362.31 = 15,138,219.39/x
  3. Step 3: Cross multiply
    19,450,961.43x = 29,150,362.31 × 15,138,219.39
  4. Step 4: Simplify right side
    19,450,961.43x = 441,284,579,871,076.12
  5. Step 5: Solve for x
    x = 441,284,579,871,076.12/19,450,961.43
  6. Step 6: Final answer
    x = 22,687,031.77

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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.