Home / 14,171,448.36-19,556,550.78-7,976,491.56

Finding the Fourth Proportional to 14,171,448.36, 19,556,550.78 and 7,976,491.56

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Solution

The fourth proportional to 14,171,448.36, 19,556,550.78 and 7,976,491.56 is: 11,007,531.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171,448.36 : 19,556,550.78 = 7,976,491.56 : x
  2. Step 2: Convert to fraction form
    14,171,448.36/19,556,550.78 = 7,976,491.56/x
  3. Step 3: Cross multiply
    14,171,448.36x = 19,556,550.78 × 7,976,491.56
  4. Step 4: Simplify right side
    14,171,448.36x = 155,992,662,239,381.41
  5. Step 5: Solve for x
    x = 155,992,662,239,381.41/14,171,448.36
  6. Step 6: Final answer
    x = 11,007,531.36

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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.