Home / 12,481,474.80-18,723,961.80-4,906,678.80

Finding the Fourth Proportional to 12,481,474.80, 18,723,961.80 and 4,906,678.80

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Solution

The fourth proportional to 12,481,474.80, 18,723,961.80 and 4,906,678.80 is: 7,360,706.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,474.80 : 18,723,961.80 = 4,906,678.80 : x
  2. Step 2: Convert to fraction form
    12,481,474.80/18,723,961.80 = 4,906,678.80/x
  3. Step 3: Cross multiply
    12,481,474.80x = 18,723,961.80 × 4,906,678.80
  4. Step 4: Simplify right side
    12,481,474.80x = 91,872,466,416,069.84
  5. Step 5: Solve for x
    x = 91,872,466,416,069.84/12,481,474.80
  6. Step 6: Final answer
    x = 7,360,706.00

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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.