Home / 10,078,282.60-15,117,404.46-2,505,255.64

Finding the Fourth Proportional to 10,078,282.60, 15,117,404.46 and 2,505,255.64

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Solution

The fourth proportional to 10,078,282.60, 15,117,404.46 and 2,505,255.64 is: 3,757,878.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078,282.60 : 15,117,404.46 = 2,505,255.64 : x
  2. Step 2: Convert to fraction form
    10,078,282.60/15,117,404.46 = 2,505,255.64/x
  3. Step 3: Cross multiply
    10,078,282.60x = 15,117,404.46 × 2,505,255.64
  4. Step 4: Simplify right side
    10,078,282.60x = 37,872,962,785,576.16
  5. Step 5: Solve for x
    x = 37,872,962,785,576.16/10,078,282.60
  6. Step 6: Final answer
    x = 3,757,878.63

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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.