Home / 11,847,150.81-17,777,283.59-5,781,932.78

Finding the Fourth Proportional to 11,847,150.81, 17,777,283.59 and 5,781,932.78

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Solution

The fourth proportional to 11,847,150.81, 17,777,283.59 and 5,781,932.78 is: 8,676,099.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,847,150.81 : 17,777,283.59 = 5,781,932.78 : x
  2. Step 2: Convert to fraction form
    11,847,150.81/17,777,283.59 = 5,781,932.78/x
  3. Step 3: Cross multiply
    11,847,150.81x = 17,777,283.59 × 5,781,932.78
  4. Step 4: Simplify right side
    11,847,150.81x = 102,787,058,653,945.50
  5. Step 5: Solve for x
    x = 102,787,058,653,945.50/11,847,150.81
  6. Step 6: Final answer
    x = 8,676,099.45

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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.