Home / 7,378,735.72-10,182,669.27-4,115,761.79

Finding the Fourth Proportional to 7,378,735.72, 10,182,669.27 and 4,115,761.79

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Solution

The fourth proportional to 7,378,735.72, 10,182,669.27 and 4,115,761.79 is: 5,679,759.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378,735.72 : 10,182,669.27 = 4,115,761.79 : x
  2. Step 2: Convert to fraction form
    7,378,735.72/10,182,669.27 = 4,115,761.79/x
  3. Step 3: Cross multiply
    7,378,735.72x = 10,182,669.27 × 4,115,761.79
  4. Step 4: Simplify right side
    7,378,735.72x = 41,909,441,050,759.84
  5. Step 5: Solve for x
    x = 41,909,441,050,759.84/7,378,735.72
  6. Step 6: Final answer
    x = 5,679,759.06

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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.