Home / 8,269,469.28-11,412,114.30-5,006,880.81

Finding the Fourth Proportional to 8,269,469.28, 11,412,114.30 and 5,006,880.81

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Solution

The fourth proportional to 8,269,469.28, 11,412,114.30 and 5,006,880.81 is: 6,909,644.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269,469.28 : 11,412,114.30 = 5,006,880.81 : x
  2. Step 2: Convert to fraction form
    8,269,469.28/11,412,114.30 = 5,006,880.81/x
  3. Step 3: Cross multiply
    8,269,469.28x = 11,412,114.30 × 5,006,880.81
  4. Step 4: Simplify right side
    8,269,469.28x = 57,139,096,090,196.59
  5. Step 5: Solve for x
    x = 57,139,096,090,196.59/8,269,469.28
  6. Step 6: Final answer
    x = 6,909,644.88

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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.