Home / 12,251,270.05-18,372,476.40-6,183,985.30

Finding the Fourth Proportional to 12,251,270.05, 18,372,476.40 and 6,183,985.30

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Solution

The fourth proportional to 12,251,270.05, 18,372,476.40 and 6,183,985.30 is: 9,273,742.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,270.05 : 18,372,476.40 = 6,183,985.30 : x
  2. Step 2: Convert to fraction form
    12,251,270.05/18,372,476.40 = 6,183,985.30/x
  3. Step 3: Cross multiply
    12,251,270.05x = 18,372,476.40 × 6,183,985.30
  4. Step 4: Simplify right side
    12,251,270.05x = 113,615,123,982,196.91
  5. Step 5: Solve for x
    x = 113,615,123,982,196.91/12,251,270.05
  6. Step 6: Final answer
    x = 9,273,742.52

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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.