Home / 7,219,553.44-9,962,995.44-3,955,849.60

Finding the Fourth Proportional to 7,219,553.44, 9,962,995.44 and 3,955,849.60

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Solution

The fourth proportional to 7,219,553.44, 9,962,995.44 and 3,955,849.60 is: 5,459,078.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,553.44 : 9,962,995.44 = 3,955,849.60 : x
  2. Step 2: Convert to fraction form
    7,219,553.44/9,962,995.44 = 3,955,849.60/x
  3. Step 3: Cross multiply
    7,219,553.44x = 9,962,995.44 × 3,955,849.60
  4. Step 4: Simplify right side
    7,219,553.44x = 39,412,111,526,125.82
  5. Step 5: Solve for x
    x = 39,412,111,526,125.82/7,219,553.44
  6. Step 6: Final answer
    x = 5,459,078.85

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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.