Home / 8,311,410.54-12,474,779.49-4,215,606.12

Finding the Fourth Proportional to 8,311,410.54, 12,474,779.49 and 4,215,606.12

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Solution

The fourth proportional to 8,311,410.54, 12,474,779.49 and 4,215,606.12 is: 6,327,296.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,410.54 : 12,474,779.49 = 4,215,606.12 : x
  2. Step 2: Convert to fraction form
    8,311,410.54/12,474,779.49 = 4,215,606.12/x
  3. Step 3: Cross multiply
    8,311,410.54x = 12,474,779.49 × 4,215,606.12
  4. Step 4: Simplify right side
    8,311,410.54x = 52,588,756,763,694.48
  5. Step 5: Solve for x
    x = 52,588,756,763,694.48/8,311,410.54
  6. Step 6: Final answer
    x = 6,327,296.25

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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.