Home / 66,244,788.82-99,377,968.38-19,562,996.39

Finding the Fourth Proportional to 66,244,788.82, 99,377,968.38 and 19,562,996.39

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Solution

The fourth proportional to 66,244,788.82, 99,377,968.38 and 19,562,996.39 is: 29,347,679.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,244,788.82 : 99,377,968.38 = 19,562,996.39 : x
  2. Step 2: Convert to fraction form
    66,244,788.82/99,377,968.38 = 19,562,996.39/x
  3. Step 3: Cross multiply
    66,244,788.82x = 99,377,968.38 × 19,562,996.39
  4. Step 4: Simplify right side
    66,244,788.82x = 1,944,130,836,663,474
  5. Step 5: Solve for x
    x = 1,944,130,836,663,474/66,244,788.82
  6. Step 6: Final answer
    x = 29,347,679.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.