Home / 5,420,018.77-7,478,936.44-3,097,061.53

Finding the Fourth Proportional to 5,420,018.77, 7,478,936.44 and 3,097,061.53

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Solution

The fourth proportional to 5,420,018.77, 7,478,936.44 and 3,097,061.53 is: 4,273,550.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,018.77 : 7,478,936.44 = 3,097,061.53 : x
  2. Step 2: Convert to fraction form
    5,420,018.77/7,478,936.44 = 3,097,061.53/x
  3. Step 3: Cross multiply
    5,420,018.77x = 7,478,936.44 × 3,097,061.53
  4. Step 4: Simplify right side
    5,420,018.77x = 23,162,726,324,620.13
  5. Step 5: Solve for x
    x = 23,162,726,324,620.13/5,420,018.77
  6. Step 6: Final answer
    x = 4,273,550.94

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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.