Home / 22,525,907.28-31,085,564.58-12,738,273.36

Finding the Fourth Proportional to 22,525,907.28, 31,085,564.58 and 12,738,273.36

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Solution

The fourth proportional to 22,525,907.28, 31,085,564.58 and 12,738,273.36 is: 17,578,711.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,525,907.28 : 31,085,564.58 = 12,738,273.36 : x
  2. Step 2: Convert to fraction form
    22,525,907.28/31,085,564.58 = 12,738,273.36/x
  3. Step 3: Cross multiply
    22,525,907.28x = 31,085,564.58 × 12,738,273.36
  4. Step 4: Simplify right side
    22,525,907.28x = 395,976,419,169,973.56
  5. Step 5: Solve for x
    x = 395,976,419,169,973.56/22,525,907.28
  6. Step 6: Final answer
    x = 17,578,711.23

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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.