Home / 8,519,331.38-11,756,720.48-4,651,852.54

Finding the Fourth Proportional to 8,519,331.38, 11,756,720.48 and 4,651,852.54

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Solution

The fourth proportional to 8,519,331.38, 11,756,720.48 and 4,651,852.54 is: 6,419,580.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,331.38 : 11,756,720.48 = 4,651,852.54 : x
  2. Step 2: Convert to fraction form
    8,519,331.38/11,756,720.48 = 4,651,852.54/x
  3. Step 3: Cross multiply
    8,519,331.38x = 11,756,720.48 × 4,651,852.54
  4. Step 4: Simplify right side
    8,519,331.38x = 54,690,530,058,677.11
  5. Step 5: Solve for x
    x = 54,690,530,058,677.11/8,519,331.38
  6. Step 6: Final answer
    x = 6,419,580.08

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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.