Home / 12,548,511.70-18,818,781.77-4,026,855.26

Finding the Fourth Proportional to 12,548,511.70, 18,818,781.77 and 4,026,855.26

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Solution

The fourth proportional to 12,548,511.70, 18,818,781.77 and 4,026,855.26 is: 6,039,003.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,548,511.70 : 18,818,781.77 = 4,026,855.26 : x
  2. Step 2: Convert to fraction form
    12,548,511.70/18,818,781.77 = 4,026,855.26/x
  3. Step 3: Cross multiply
    12,548,511.70x = 18,818,781.77 × 4,026,855.26
  4. Step 4: Simplify right side
    12,548,511.70x = 75,780,510,414,430.70
  5. Step 5: Solve for x
    x = 75,780,510,414,430.70/12,548,511.70
  6. Step 6: Final answer
    x = 6,039,003.85

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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.