Home / 6,629,813.64-9,944,720.64-4,385,426.76

Finding the Fourth Proportional to 6,629,813.64, 9,944,720.64 and 4,385,426.76

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Solution

The fourth proportional to 6,629,813.64, 9,944,720.64 and 4,385,426.76 is: 6,578,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,813.64 : 9,944,720.64 = 4,385,426.76 : x
  2. Step 2: Convert to fraction form
    6,629,813.64/9,944,720.64 = 4,385,426.76/x
  3. Step 3: Cross multiply
    6,629,813.64x = 9,944,720.64 × 4,385,426.76
  4. Step 4: Simplify right side
    6,629,813.64x = 43,611,844,015,380.33
  5. Step 5: Solve for x
    x = 43,611,844,015,380.33/6,629,813.64
  6. Step 6: Final answer
    x = 6,578,140.26

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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.