Home / 12,648,550.80-18,968,910.84-4,560,485.04

Finding the Fourth Proportional to 12,648,550.80, 18,968,910.84 and 4,560,485.04

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Solution

The fourth proportional to 12,648,550.80, 18,968,910.84 and 4,560,485.04 is: 6,839,315.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,648,550.80 : 18,968,910.84 = 4,560,485.04 : x
  2. Step 2: Convert to fraction form
    12,648,550.80/18,968,910.84 = 4,560,485.04/x
  3. Step 3: Cross multiply
    12,648,550.80x = 18,968,910.84 × 4,560,485.04
  4. Step 4: Simplify right side
    12,648,550.80x = 86,507,434,110,913.83
  5. Step 5: Solve for x
    x = 86,507,434,110,913.83/12,648,550.80
  6. Step 6: Final answer
    x = 6,839,315.86

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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.