Home / 8,202,809.70-12,303,048.15-2,811,708.90

Finding the Fourth Proportional to 8,202,809.70, 12,303,048.15 and 2,811,708.90

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Solution

The fourth proportional to 8,202,809.70, 12,303,048.15 and 2,811,708.90 is: 4,217,163.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202,809.70 : 12,303,048.15 = 2,811,708.90 : x
  2. Step 2: Convert to fraction form
    8,202,809.70/12,303,048.15 = 2,811,708.90/x
  3. Step 3: Cross multiply
    8,202,809.70x = 12,303,048.15 × 2,811,708.90
  4. Step 4: Simplify right side
    8,202,809.70x = 34,592,589,980,483.54
  5. Step 5: Solve for x
    x = 34,592,589,980,483.54/8,202,809.70
  6. Step 6: Final answer
    x = 4,217,163.54

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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.