Home / 12,043,961-18,069,490.38-4,851,793.88

Finding the Fourth Proportional to 12,043,961, 18,069,490.38 and 4,851,793.88

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Solution

The fourth proportional to 12,043,961, 18,069,490.38 and 4,851,793.88 is: 7,279,120.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,961 : 18,069,490.38 = 4,851,793.88 : x
  2. Step 2: Convert to fraction form
    12,043,961/18,069,490.38 = 4,851,793.88/x
  3. Step 3: Cross multiply
    12,043,961x = 18,069,490.38 × 4,851,793.88
  4. Step 4: Simplify right side
    12,043,961x = 87,669,442,840,402.88
  5. Step 5: Solve for x
    x = 87,669,442,840,402.88/12,043,961
  6. Step 6: Final answer
    x = 7,279,120.45

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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.