Home / 8,082,846.20-12,124,269.30-5,213,064.80

Finding the Fourth Proportional to 8,082,846.20, 12,124,269.30 and 5,213,064.80

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Solution

The fourth proportional to 8,082,846.20, 12,124,269.30 and 5,213,064.80 is: 7,819,597.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082,846.20 : 12,124,269.30 = 5,213,064.80 : x
  2. Step 2: Convert to fraction form
    8,082,846.20/12,124,269.30 = 5,213,064.80/x
  3. Step 3: Cross multiply
    8,082,846.20x = 12,124,269.30 × 5,213,064.80
  4. Step 4: Simplify right side
    8,082,846.20x = 63,204,601,513,550.64
  5. Step 5: Solve for x
    x = 63,204,601,513,550.64/8,082,846.20
  6. Step 6: Final answer
    x = 7,819,597.20

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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.