Home / 8,007,007.78-12,008,027.64-2,888,772.28

Finding the Fourth Proportional to 8,007,007.78, 12,008,027.64 and 2,888,772.28

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Solution

The fourth proportional to 8,007,007.78, 12,008,027.64 and 2,888,772.28 is: 4,332,262.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,007,007.78 : 12,008,027.64 = 2,888,772.28 : x
  2. Step 2: Convert to fraction form
    8,007,007.78/12,008,027.64 = 2,888,772.28/x
  3. Step 3: Cross multiply
    8,007,007.78x = 12,008,027.64 × 2,888,772.28
  4. Step 4: Simplify right side
    8,007,007.78x = 34,688,457,383,905.82
  5. Step 5: Solve for x
    x = 34,688,457,383,905.82/8,007,007.78
  6. Step 6: Final answer
    x = 4,332,262.23

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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.