Home / 8,972,352.80-13,458,529.20-4,425,579.80

Finding the Fourth Proportional to 8,972,352.80, 13,458,529.20 and 4,425,579.80

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Solution

The fourth proportional to 8,972,352.80, 13,458,529.20 and 4,425,579.80 is: 6,638,369.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,352.80 : 13,458,529.20 = 4,425,579.80 : x
  2. Step 2: Convert to fraction form
    8,972,352.80/13,458,529.20 = 4,425,579.80/x
  3. Step 3: Cross multiply
    8,972,352.80x = 13,458,529.20 × 4,425,579.80
  4. Step 4: Simplify right side
    8,972,352.80x = 59,561,794,965,230.16
  5. Step 5: Solve for x
    x = 59,561,794,965,230.16/8,972,352.80
  6. Step 6: Final answer
    x = 6,638,369.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.