Home / 12,080,334.72-18,120,539.34-2,982,433.35

Finding the Fourth Proportional to 12,080,334.72, 18,120,539.34 and 2,982,433.35

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Solution

The fourth proportional to 12,080,334.72, 18,120,539.34 and 2,982,433.35 is: 4,473,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,334.72 : 18,120,539.34 = 2,982,433.35 : x
  2. Step 2: Convert to fraction form
    12,080,334.72/18,120,539.34 = 2,982,433.35/x
  3. Step 3: Cross multiply
    12,080,334.72x = 18,120,539.34 × 2,982,433.35
  4. Step 4: Simplify right side
    12,080,334.72x = 54,043,300,847,602.99
  5. Step 5: Solve for x
    x = 54,043,300,847,602.99/12,080,334.72
  6. Step 6: Final answer
    x = 4,473,659.22

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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.