Home / 8,362,122.40-12,530,465.52-3,810,518.56

Finding the Fourth Proportional to 8,362,122.40, 12,530,465.52 and 3,810,518.56

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Solution

The fourth proportional to 8,362,122.40, 12,530,465.52 and 3,810,518.56 is: 5,709,982.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,362,122.40 : 12,530,465.52 = 3,810,518.56 : x
  2. Step 2: Convert to fraction form
    8,362,122.40/12,530,465.52 = 3,810,518.56/x
  3. Step 3: Cross multiply
    8,362,122.40x = 12,530,465.52 × 3,810,518.56
  4. Step 4: Simplify right side
    8,362,122.40x = 47,747,571,429,400.05
  5. Step 5: Solve for x
    x = 47,747,571,429,400.05/8,362,122.40
  6. Step 6: Final answer
    x = 5,709,982.36

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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.