Home / 8,253,406.85-11,381,786.08-5,310,220.01

Finding the Fourth Proportional to 8,253,406.85, 11,381,786.08 and 5,310,220.01

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Solution

The fourth proportional to 8,253,406.85, 11,381,786.08 and 5,310,220.01 is: 7,323,010.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253,406.85 : 11,381,786.08 = 5,310,220.01 : x
  2. Step 2: Convert to fraction form
    8,253,406.85/11,381,786.08 = 5,310,220.01/x
  3. Step 3: Cross multiply
    8,253,406.85x = 11,381,786.08 × 5,310,220.01
  4. Step 4: Simplify right side
    8,253,406.85x = 60,439,788,121,370.98
  5. Step 5: Solve for x
    x = 60,439,788,121,370.98/8,253,406.85
  6. Step 6: Final answer
    x = 7,323,010.88

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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.