Home / 8,103,309.91-12,150,477.70-3,314,362.15

Finding the Fourth Proportional to 8,103,309.91, 12,150,477.70 and 3,314,362.15

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Solution

The fourth proportional to 8,103,309.91, 12,150,477.70 and 3,314,362.15 is: 4,969,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,103,309.91 : 12,150,477.70 = 3,314,362.15 : x
  2. Step 2: Convert to fraction form
    8,103,309.91/12,150,477.70 = 3,314,362.15/x
  3. Step 3: Cross multiply
    8,103,309.91x = 12,150,477.70 × 3,314,362.15
  4. Step 4: Simplify right side
    8,103,309.91x = 40,271,083,393,299.05
  5. Step 5: Solve for x
    x = 40,271,083,393,299.05/8,103,309.91
  6. Step 6: Final answer
    x = 4,969,707.91

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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.