Home / 42,874,235.96-64,275,202.82-18,594,876.38

Finding the Fourth Proportional to 42,874,235.96, 64,275,202.82 and 18,594,876.38

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Solution

The fourth proportional to 42,874,235.96, 64,275,202.82 and 18,594,876.38 is: 27,876,635.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,874,235.96 : 64,275,202.82 = 18,594,876.38 : x
  2. Step 2: Convert to fraction form
    42,874,235.96/64,275,202.82 = 18,594,876.38/x
  3. Step 3: Cross multiply
    42,874,235.96x = 64,275,202.82 × 18,594,876.38
  4. Step 4: Simplify right side
    42,874,235.96x = 1,195,189,450,462,438.50
  5. Step 5: Solve for x
    x = 1,195,189,450,462,438.50/42,874,235.96
  6. Step 6: Final answer
    x = 27,876,635.56

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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.