Home / 9,111,942.36-13,670,126.06-2,722,148.01

Finding the Fourth Proportional to 9,111,942.36, 13,670,126.06 and 2,722,148.01

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Solution

The fourth proportional to 9,111,942.36, 13,670,126.06 and 2,722,148.01 is: 4,083,882.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111,942.36 : 13,670,126.06 = 2,722,148.01 : x
  2. Step 2: Convert to fraction form
    9,111,942.36/13,670,126.06 = 2,722,148.01/x
  3. Step 3: Cross multiply
    9,111,942.36x = 13,670,126.06 × 2,722,148.01
  4. Step 4: Simplify right side
    9,111,942.36x = 37,212,106,437,067.40
  5. Step 5: Solve for x
    x = 37,212,106,437,067.40/9,111,942.36
  6. Step 6: Final answer
    x = 4,083,882.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.