Home / 5,327,722.80-7,992,167.40-5,159,761.20

Finding the Fourth Proportional to 5,327,722.80, 7,992,167.40 and 5,159,761.20

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Solution

The fourth proportional to 5,327,722.80, 7,992,167.40 and 5,159,761.20 is: 7,740,206.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327,722.80 : 7,992,167.40 = 5,159,761.20 : x
  2. Step 2: Convert to fraction form
    5,327,722.80/7,992,167.40 = 5,159,761.20/x
  3. Step 3: Cross multiply
    5,327,722.80x = 7,992,167.40 × 5,159,761.20
  4. Step 4: Simplify right side
    5,327,722.80x = 41,237,675,254,424.88
  5. Step 5: Solve for x
    x = 41,237,675,254,424.88/5,327,722.80
  6. Step 6: Final answer
    x = 7,740,206.61

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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.