Home / 18,146,381.32-27,220,096.86-6,784,660.36

Finding the Fourth Proportional to 18,146,381.32, 27,220,096.86 and 6,784,660.36

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Solution

The fourth proportional to 18,146,381.32, 27,220,096.86 and 6,784,660.36 is: 10,177,186.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,146,381.32 : 27,220,096.86 = 6,784,660.36 : x
  2. Step 2: Convert to fraction form
    18,146,381.32/27,220,096.86 = 6,784,660.36/x
  3. Step 3: Cross multiply
    18,146,381.32x = 27,220,096.86 × 6,784,660.36
  4. Step 4: Simplify right side
    18,146,381.32x = 184,679,112,161,402.47
  5. Step 5: Solve for x
    x = 184,679,112,161,402.47/18,146,381.32
  6. Step 6: Final answer
    x = 10,177,186.78

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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.