Home / 13,569,974.25-18,726,709.46-7,375,021.35

Finding the Fourth Proportional to 13,569,974.25, 18,726,709.46 and 7,375,021.35

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Solution

The fourth proportional to 13,569,974.25, 18,726,709.46 and 7,375,021.35 is: 10,177,608.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569,974.25 : 18,726,709.46 = 7,375,021.35 : x
  2. Step 2: Convert to fraction form
    13,569,974.25/18,726,709.46 = 7,375,021.35/x
  3. Step 3: Cross multiply
    13,569,974.25x = 18,726,709.46 × 7,375,021.35
  4. Step 4: Simplify right side
    13,569,974.25x = 138,109,882,045,871.84
  5. Step 5: Solve for x
    x = 138,109,882,045,871.84/13,569,974.25
  6. Step 6: Final answer
    x = 10,177,608.26

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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.