Home / 22,828,983.57-31,503,989.75-12,515,485.23

Finding the Fourth Proportional to 22,828,983.57, 31,503,989.75 and 12,515,485.23

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Solution

The fourth proportional to 22,828,983.57, 31,503,989.75 and 12,515,485.23 is: 17,271,365.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,828,983.57 : 31,503,989.75 = 12,515,485.23 : x
  2. Step 2: Convert to fraction form
    22,828,983.57/31,503,989.75 = 12,515,485.23/x
  3. Step 3: Cross multiply
    22,828,983.57x = 31,503,989.75 × 12,515,485.23
  4. Step 4: Simplify right side
    22,828,983.57x = 394,287,718,339,619
  5. Step 5: Solve for x
    x = 394,287,718,339,619/22,828,983.57
  6. Step 6: Final answer
    x = 17,271,365.46

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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.