Home / 18,331,965.56-27,497,773.37-11,145,483.56

Finding the Fourth Proportional to 18,331,965.56, 27,497,773.37 and 11,145,483.56

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Solution

The fourth proportional to 18,331,965.56, 27,497,773.37 and 11,145,483.56 is: 16,718,118.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,331,965.56 : 27,497,773.37 = 11,145,483.56 : x
  2. Step 2: Convert to fraction form
    18,331,965.56/27,497,773.37 = 11,145,483.56/x
  3. Step 3: Cross multiply
    18,331,965.56x = 27,497,773.37 × 11,145,483.56
  4. Step 4: Simplify right side
    18,331,965.56x = 306,475,980,838,724.50
  5. Step 5: Solve for x
    x = 306,475,980,838,724.50/18,331,965.56
  6. Step 6: Final answer
    x = 16,718,118.96

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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.