Home / 20,847,655.32-31,265,187.02-6,270,705.18

Finding the Fourth Proportional to 20,847,655.32, 31,265,187.02 and 6,270,705.18

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Solution

The fourth proportional to 20,847,655.32, 31,265,187.02 and 6,270,705.18 is: 9,404,164.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,847,655.32 : 31,265,187.02 = 6,270,705.18 : x
  2. Step 2: Convert to fraction form
    20,847,655.32/31,265,187.02 = 6,270,705.18/x
  3. Step 3: Cross multiply
    20,847,655.32x = 31,265,187.02 × 6,270,705.18
  4. Step 4: Simplify right side
    20,847,655.32x = 196,054,770,199,982.75
  5. Step 5: Solve for x
    x = 196,054,770,199,982.75/20,847,655.32
  6. Step 6: Final answer
    x = 9,404,164.03

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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.