Home / 12,286,046.70-18,464,499.45-10,727,153.10

Finding the Fourth Proportional to 12,286,046.70, 18,464,499.45 and 10,727,153.10

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Solution

The fourth proportional to 12,286,046.70, 18,464,499.45 and 10,727,153.10 is: 16,121,663.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,286,046.70 : 18,464,499.45 = 10,727,153.10 : x
  2. Step 2: Convert to fraction form
    12,286,046.70/18,464,499.45 = 10,727,153.10/x
  3. Step 3: Cross multiply
    12,286,046.70x = 18,464,499.45 × 10,727,153.10
  4. Step 4: Simplify right side
    12,286,046.70x = 198,071,512,515,015.78
  5. Step 5: Solve for x
    x = 198,071,512,515,015.78/12,286,046.70
  6. Step 6: Final answer
    x = 16,121,663.65

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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.