Home / 10,978,985.93-15,150,815.60-6,084,198.05

Finding the Fourth Proportional to 10,978,985.93, 15,150,815.60 and 6,084,198.05

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Solution

The fourth proportional to 10,978,985.93, 15,150,815.60 and 6,084,198.05 is: 8,396,090.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,978,985.93 : 15,150,815.60 = 6,084,198.05 : x
  2. Step 2: Convert to fraction form
    10,978,985.93/15,150,815.60 = 6,084,198.05/x
  3. Step 3: Cross multiply
    10,978,985.93x = 15,150,815.60 × 6,084,198.05
  4. Step 4: Simplify right side
    10,978,985.93x = 92,180,562,623,254.52
  5. Step 5: Solve for x
    x = 92,180,562,623,254.52/10,978,985.93
  6. Step 6: Final answer
    x = 8,396,090.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.