Home / 13,082,094.87-19,621,647.51-3,498,220.77

Finding the Fourth Proportional to 13,082,094.87, 19,621,647.51 and 3,498,220.77

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Solution

The fourth proportional to 13,082,094.87, 19,621,647.51 and 3,498,220.77 is: 5,246,931.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,094.87 : 19,621,647.51 = 3,498,220.77 : x
  2. Step 2: Convert to fraction form
    13,082,094.87/19,621,647.51 = 3,498,220.77/x
  3. Step 3: Cross multiply
    13,082,094.87x = 19,621,647.51 × 3,498,220.77
  4. Step 4: Simplify right side
    13,082,094.87x = 68,640,854,861,100.79
  5. Step 5: Solve for x
    x = 68,640,854,861,100.79/13,082,094.87
  6. Step 6: Final answer
    x = 5,246,931.44

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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.