Home / 8,367,982.05-12,546,242.80-4,261,353.90

Finding the Fourth Proportional to 8,367,982.05, 12,546,242.80 and 4,261,353.90

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Solution

The fourth proportional to 8,367,982.05, 12,546,242.80 and 4,261,353.90 is: 6,389,112.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,367,982.05 : 12,546,242.80 = 4,261,353.90 : x
  2. Step 2: Convert to fraction form
    8,367,982.05/12,546,242.80 = 4,261,353.90/x
  3. Step 3: Cross multiply
    8,367,982.05x = 12,546,242.80 × 4,261,353.90
  4. Step 4: Simplify right side
    8,367,982.05x = 53,463,980,628,425.12
  5. Step 5: Solve for x
    x = 53,463,980,628,425.12/8,367,982.05
  6. Step 6: Final answer
    x = 6,389,112.73

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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.