Home / 7,261,737.03-10,890,790.32-2,143,151.01

Finding the Fourth Proportional to 7,261,737.03, 10,890,790.32 and 2,143,151.01

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Solution

The fourth proportional to 7,261,737.03, 10,890,790.32 and 2,143,151.01 is: 3,214,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,737.03 : 10,890,790.32 = 2,143,151.01 : x
  2. Step 2: Convert to fraction form
    7,261,737.03/10,890,790.32 = 2,143,151.01/x
  3. Step 3: Cross multiply
    7,261,737.03x = 10,890,790.32 × 2,143,151.01
  4. Step 4: Simplify right side
    7,261,737.03x = 23,340,608,274,006.22
  5. Step 5: Solve for x
    x = 23,340,608,274,006.22/7,261,737.03
  6. Step 6: Final answer
    x = 3,214,190.79

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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.