Home / 19,699,182.75-27,192,126.38-11,859,059.41

Finding the Fourth Proportional to 19,699,182.75, 27,192,126.38 and 11,859,059.41

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Solution

The fourth proportional to 19,699,182.75, 27,192,126.38 and 11,859,059.41 is: 16,369,869.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,699,182.75 : 27,192,126.38 = 11,859,059.41 : x
  2. Step 2: Convert to fraction form
    19,699,182.75/27,192,126.38 = 11,859,059.41/x
  3. Step 3: Cross multiply
    19,699,182.75x = 27,192,126.38 × 11,859,059.41
  4. Step 4: Simplify right side
    19,699,182.75x = 322,473,042,224,648.25
  5. Step 5: Solve for x
    x = 322,473,042,224,648.25/19,699,182.75
  6. Step 6: Final answer
    x = 16,369,869.06

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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.