Home / 19,606,033.36-29,382,145.54-12,404,675.71

Finding the Fourth Proportional to 19,606,033.36, 29,382,145.54 and 12,404,675.71

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Solution

The fourth proportional to 19,606,033.36, 29,382,145.54 and 12,404,675.71 is: 18,589,991.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,606,033.36 : 29,382,145.54 = 12,404,675.71 : x
  2. Step 2: Convert to fraction form
    19,606,033.36/29,382,145.54 = 12,404,675.71/x
  3. Step 3: Cross multiply
    19,606,033.36x = 29,382,145.54 × 12,404,675.71
  4. Step 4: Simplify right side
    19,606,033.36x = 364,475,987,093,438.81
  5. Step 5: Solve for x
    x = 364,475,987,093,438.81/19,606,033.36
  6. Step 6: Final answer
    x = 18,589,991.17

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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.