Home / 12,496,682.73-17,247,017.61-6,990,363.48

Finding the Fourth Proportional to 12,496,682.73, 17,247,017.61 and 6,990,363.48

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Solution

The fourth proportional to 12,496,682.73, 17,247,017.61 and 6,990,363.48 is: 9,647,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496,682.73 : 17,247,017.61 = 6,990,363.48 : x
  2. Step 2: Convert to fraction form
    12,496,682.73/17,247,017.61 = 6,990,363.48/x
  3. Step 3: Cross multiply
    12,496,682.73x = 17,247,017.61 × 6,990,363.48
  4. Step 4: Simplify right side
    12,496,682.73x = 120,562,922,039,860.89
  5. Step 5: Solve for x
    x = 120,562,922,039,860.89/12,496,682.73
  6. Step 6: Final answer
    x = 9,647,594.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.