Home / 22,569,991.75-31,156,124.07-15,237,757.27

Finding the Fourth Proportional to 22,569,991.75, 31,156,124.07 and 15,237,757.27

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Solution

The fourth proportional to 22,569,991.75, 31,156,124.07 and 15,237,757.27 is: 21,034,542.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569,991.75 : 31,156,124.07 = 15,237,757.27 : x
  2. Step 2: Convert to fraction form
    22,569,991.75/31,156,124.07 = 15,237,757.27/x
  3. Step 3: Cross multiply
    22,569,991.75x = 31,156,124.07 × 15,237,757.27
  4. Step 4: Simplify right side
    22,569,991.75x = 474,749,456,052,664.50
  5. Step 5: Solve for x
    x = 474,749,456,052,664.50/22,569,991.75
  6. Step 6: Final answer
    x = 21,034,542.74

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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.