Home / 19,883,568-27,439,061.82-11,181,738

Finding the Fourth Proportional to 19,883,568, 27,439,061.82 and 11,181,738

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Solution

The fourth proportional to 19,883,568, 27,439,061.82 and 11,181,738 is: 15,430,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,883,568 : 27,439,061.82 = 11,181,738 : x
  2. Step 2: Convert to fraction form
    19,883,568/27,439,061.82 = 11,181,738/x
  3. Step 3: Cross multiply
    19,883,568x = 27,439,061.82 × 11,181,738
  4. Step 4: Simplify right side
    19,883,568x = 306,816,400,237,043.19
  5. Step 5: Solve for x
    x = 306,816,400,237,043.19/19,883,568
  6. Step 6: Final answer
    x = 15,430,651.09

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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.