Home / 8,614,469.22-11,888,047.25-4,747,128.77

Finding the Fourth Proportional to 8,614,469.22, 11,888,047.25 and 4,747,128.77

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Solution

The fourth proportional to 8,614,469.22, 11,888,047.25 and 4,747,128.77 is: 6,551,081.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614,469.22 : 11,888,047.25 = 4,747,128.77 : x
  2. Step 2: Convert to fraction form
    8,614,469.22/11,888,047.25 = 4,747,128.77/x
  3. Step 3: Cross multiply
    8,614,469.22x = 11,888,047.25 × 4,747,128.77
  4. Step 4: Simplify right side
    8,614,469.22x = 56,434,091,036,418.49
  5. Step 5: Solve for x
    x = 56,434,091,036,418.49/8,614,469.22
  6. Step 6: Final answer
    x = 6,551,081.63

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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.