Home / 19,639,999.63-27,103,207.79-11,384,850.27

Finding the Fourth Proportional to 19,639,999.63, 27,103,207.79 and 11,384,850.27

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Solution

The fourth proportional to 19,639,999.63, 27,103,207.79 and 11,384,850.27 is: 15,711,098.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,639,999.63 : 27,103,207.79 = 11,384,850.27 : x
  2. Step 2: Convert to fraction form
    19,639,999.63/27,103,207.79 = 11,384,850.27/x
  3. Step 3: Cross multiply
    19,639,999.63x = 27,103,207.79 × 11,384,850.27
  4. Step 4: Simplify right side
    19,639,999.63x = 308,565,962,468,923.31
  5. Step 5: Solve for x
    x = 308,565,962,468,923.31/19,639,999.63
  6. Step 6: Final answer
    x = 15,711,098.19

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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.