Home / 7,219,353.25-9,962,714.51-3,956,175.24

Finding the Fourth Proportional to 7,219,353.25, 9,962,714.51 and 3,956,175.24

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Solution

The fourth proportional to 7,219,353.25, 9,962,714.51 and 3,956,175.24 is: 5,459,525.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,353.25 : 9,962,714.51 = 3,956,175.24 : x
  2. Step 2: Convert to fraction form
    7,219,353.25/9,962,714.51 = 3,956,175.24/x
  3. Step 3: Cross multiply
    7,219,353.25x = 9,962,714.51 × 3,956,175.24
  4. Step 4: Simplify right side
    7,219,353.25x = 39,414,244,467,650.73
  5. Step 5: Solve for x
    x = 39,414,244,467,650.73/7,219,353.25
  6. Step 6: Final answer
    x = 5,459,525.68

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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.