Home / 12,621,183.44-18,940,294.20-4,943,876.24

Finding the Fourth Proportional to 12,621,183.44, 18,940,294.20 and 4,943,876.24

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Solution

The fourth proportional to 12,621,183.44, 18,940,294.20 and 4,943,876.24 is: 7,419,151.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,621,183.44 : 18,940,294.20 = 4,943,876.24 : x
  2. Step 2: Convert to fraction form
    12,621,183.44/18,940,294.20 = 4,943,876.24/x
  3. Step 3: Cross multiply
    12,621,183.44x = 18,940,294.20 × 4,943,876.24
  4. Step 4: Simplify right side
    12,621,183.44x = 93,638,470,473,989.81
  5. Step 5: Solve for x
    x = 93,638,470,473,989.81/12,621,183.44
  6. Step 6: Final answer
    x = 7,419,151.38

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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.