Home / 5,728,428.76-7,905,027.16-3,150,087

Finding the Fourth Proportional to 5,728,428.76, 7,905,027.16 and 3,150,087

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Solution

The fourth proportional to 5,728,428.76, 7,905,027.16 and 3,150,087 is: 4,347,007.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728,428.76 : 7,905,027.16 = 3,150,087 : x
  2. Step 2: Convert to fraction form
    5,728,428.76/7,905,027.16 = 3,150,087/x
  3. Step 3: Cross multiply
    5,728,428.76x = 7,905,027.16 × 3,150,087
  4. Step 4: Simplify right side
    5,728,428.76x = 24,901,523,291,362.92
  5. Step 5: Solve for x
    x = 24,901,523,291,362.92/5,728,428.76
  6. Step 6: Final answer
    x = 4,347,007.59

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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.