Home / 18,123,261.40-27,184,892.10-6,155,997.40

Finding the Fourth Proportional to 18,123,261.40, 27,184,892.10 and 6,155,997.40

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Solution

The fourth proportional to 18,123,261.40, 27,184,892.10 and 6,155,997.40 is: 9,233,996.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,123,261.40 : 27,184,892.10 = 6,155,997.40 : x
  2. Step 2: Convert to fraction form
    18,123,261.40/27,184,892.10 = 6,155,997.40/x
  3. Step 3: Cross multiply
    18,123,261.40x = 27,184,892.10 × 6,155,997.40
  4. Step 4: Simplify right side
    18,123,261.40x = 167,350,125,086,880.56
  5. Step 5: Solve for x
    x = 167,350,125,086,880.56/18,123,261.40
  6. Step 6: Final answer
    x = 9,233,996.10

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Similar ratio
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1.5x scale

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.