Home / 33,011,610.50-45,555,134.89-19,788,257.38

Finding the Fourth Proportional to 33,011,610.50, 45,555,134.89 and 19,788,257.38

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Solution

The fourth proportional to 33,011,610.50, 45,555,134.89 and 19,788,257.38 is: 27,307,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,011,610.50 : 45,555,134.89 = 19,788,257.38 : x
  2. Step 2: Convert to fraction form
    33,011,610.50/45,555,134.89 = 19,788,257.38/x
  3. Step 3: Cross multiply
    33,011,610.50x = 45,555,134.89 × 19,788,257.38
  4. Step 4: Simplify right side
    33,011,610.50x = 901,456,734,183,938
  5. Step 5: Solve for x
    x = 901,456,734,183,938/33,011,610.50
  6. Step 6: Final answer
    x = 27,307,263.13

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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.