Home / 22,428,907.75-30,951,868.93-12,115,629.19

Finding the Fourth Proportional to 22,428,907.75, 30,951,868.93 and 12,115,629.19

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Solution

The fourth proportional to 22,428,907.75, 30,951,868.93 and 12,115,629.19 is: 16,719,555.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,907.75 : 30,951,868.93 = 12,115,629.19 : x
  2. Step 2: Convert to fraction form
    22,428,907.75/30,951,868.93 = 12,115,629.19/x
  3. Step 3: Cross multiply
    22,428,907.75x = 30,951,868.93 × 12,115,629.19
  4. Step 4: Simplify right side
    22,428,907.75x = 375,001,366,693,362.06
  5. Step 5: Solve for x
    x = 375,001,366,693,362.06/22,428,907.75
  6. Step 6: Final answer
    x = 16,719,555.44

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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.