Home / 20,177,540.70-30,266,311.05-6,714,368.70

Finding the Fourth Proportional to 20,177,540.70, 30,266,311.05 and 6,714,368.70

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Solution

The fourth proportional to 20,177,540.70, 30,266,311.05 and 6,714,368.70 is: 10,071,553.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,540.70 : 30,266,311.05 = 6,714,368.70 : x
  2. Step 2: Convert to fraction form
    20,177,540.70/30,266,311.05 = 6,714,368.70/x
  3. Step 3: Cross multiply
    20,177,540.70x = 30,266,311.05 × 6,714,368.70
  4. Step 4: Simplify right side
    20,177,540.70x = 203,219,171,578,584.16
  5. Step 5: Solve for x
    x = 203,219,171,578,584.16/20,177,540.70
  6. Step 6: Final answer
    x = 10,071,553.05

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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.