Home / 8,328,720.80-11,494,934.22-5,066,558.79

Finding the Fourth Proportional to 8,328,720.80, 11,494,934.22 and 5,066,558.79

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Solution

The fourth proportional to 8,328,720.80, 11,494,934.22 and 5,066,558.79 is: 6,992,641.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,720.80 : 11,494,934.22 = 5,066,558.79 : x
  2. Step 2: Convert to fraction form
    8,328,720.80/11,494,934.22 = 5,066,558.79/x
  3. Step 3: Cross multiply
    8,328,720.80x = 11,494,934.22 × 5,066,558.79
  4. Step 4: Simplify right side
    8,328,720.80x = 58,239,760,012,812.80
  5. Step 5: Solve for x
    x = 58,239,760,012,812.80/8,328,720.80
  6. Step 6: Final answer
    x = 6,992,641.66

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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.