Home / 8,629,133.88-12,949,474.50-3,580,444.38

Finding the Fourth Proportional to 8,629,133.88, 12,949,474.50 and 3,580,444.38

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Solution

The fourth proportional to 8,629,133.88, 12,949,474.50 and 3,580,444.38 is: 5,373,062.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,133.88 : 12,949,474.50 = 3,580,444.38 : x
  2. Step 2: Convert to fraction form
    8,629,133.88/12,949,474.50 = 3,580,444.38/x
  3. Step 3: Cross multiply
    8,629,133.88x = 12,949,474.50 × 3,580,444.38
  4. Step 4: Simplify right side
    8,629,133.88x = 46,364,873,197,478.30
  5. Step 5: Solve for x
    x = 46,364,873,197,478.30/8,629,133.88
  6. Step 6: Final answer
    x = 5,373,062.21

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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.