Home / 5,183,105.32-7,776,903.26-2,784,150.76

Finding the Fourth Proportional to 5,183,105.32, 7,776,903.26 and 2,784,150.76

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Solution

The fourth proportional to 5,183,105.32, 7,776,903.26 and 2,784,150.76 is: 4,177,432.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,105.32 : 7,776,903.26 = 2,784,150.76 : x
  2. Step 2: Convert to fraction form
    5,183,105.32/7,776,903.26 = 2,784,150.76/x
  3. Step 3: Cross multiply
    5,183,105.32x = 7,776,903.26 × 2,784,150.76
  4. Step 4: Simplify right side
    5,183,105.32x = 21,652,071,121,775.48
  5. Step 5: Solve for x
    x = 21,652,071,121,775.48/5,183,105.32
  6. Step 6: Final answer
    x = 4,177,432.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.