Home / 18,110,632.80-24,990,403.22-12,243,033.61

Finding the Fourth Proportional to 18,110,632.80, 24,990,403.22 and 12,243,033.61

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Solution

The fourth proportional to 18,110,632.80, 24,990,403.22 and 12,243,033.61 is: 16,893,851.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110,632.80 : 24,990,403.22 = 12,243,033.61 : x
  2. Step 2: Convert to fraction form
    18,110,632.80/24,990,403.22 = 12,243,033.61/x
  3. Step 3: Cross multiply
    18,110,632.80x = 24,990,403.22 × 12,243,033.61
  4. Step 4: Simplify right side
    18,110,632.80x = 305,958,346,549,912.19
  5. Step 5: Solve for x
    x = 305,958,346,549,912.19/18,110,632.80
  6. Step 6: Final answer
    x = 16,893,851.80

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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.