Home / 23,079,728.92-31,683,242.93-19,810,868.44

Finding the Fourth Proportional to 23,079,728.92, 31,683,242.93 and 19,810,868.44

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Solution

The fourth proportional to 23,079,728.92, 31,683,242.93 and 19,810,868.44 is: 27,195,837.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079,728.92 : 31,683,242.93 = 19,810,868.44 : x
  2. Step 2: Convert to fraction form
    23,079,728.92/31,683,242.93 = 19,810,868.44/x
  3. Step 3: Cross multiply
    23,079,728.92x = 31,683,242.93 × 19,810,868.44
  4. Step 4: Simplify right side
    23,079,728.92x = 627,672,557,438,790.12
  5. Step 5: Solve for x
    x = 627,672,557,438,790.12/23,079,728.92
  6. Step 6: Final answer
    x = 27,195,837.51

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.