Home / 21,794,879.04-30,076,565.66-12,006,238.84

Finding the Fourth Proportional to 21,794,879.04, 30,076,565.66 and 12,006,238.84

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Solution

The fourth proportional to 21,794,879.04, 30,076,565.66 and 12,006,238.84 is: 16,568,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,794,879.04 : 30,076,565.66 = 12,006,238.84 : x
  2. Step 2: Convert to fraction form
    21,794,879.04/30,076,565.66 = 12,006,238.84/x
  3. Step 3: Cross multiply
    21,794,879.04x = 30,076,565.66 × 12,006,238.84
  4. Step 4: Simplify right side
    21,794,879.04x = 361,106,430,800,902.25
  5. Step 5: Solve for x
    x = 361,106,430,800,902.25/21,794,879.04
  6. Step 6: Final answer
    x = 16,568,407.20

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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.