Home / 45,371,698.78-68,057,198.24-11,292,815.02

Finding the Fourth Proportional to 45,371,698.78, 68,057,198.24 and 11,292,815.02

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Solution

The fourth proportional to 45,371,698.78, 68,057,198.24 and 11,292,815.02 is: 16,939,135.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,371,698.78 : 68,057,198.24 = 11,292,815.02 : x
  2. Step 2: Convert to fraction form
    45,371,698.78/68,057,198.24 = 11,292,815.02/x
  3. Step 3: Cross multiply
    45,371,698.78x = 68,057,198.24 × 11,292,815.02
  4. Step 4: Simplify right side
    45,371,698.78x = 768,557,350,503,789.50
  5. Step 5: Solve for x
    x = 768,557,350,503,789.50/45,371,698.78
  6. Step 6: Final answer
    x = 16,939,135.43

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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.