Home / 5,120,979.30-7,627,132.62-5,096,229.48

Finding the Fourth Proportional to 5,120,979.30, 7,627,132.62 and 5,096,229.48

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Solution

The fourth proportional to 5,120,979.30, 7,627,132.62 and 5,096,229.48 is: 7,590,270.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,120,979.30 : 7,627,132.62 = 5,096,229.48 : x
  2. Step 2: Convert to fraction form
    5,120,979.30/7,627,132.62 = 5,096,229.48/x
  3. Step 3: Cross multiply
    5,120,979.30x = 7,627,132.62 × 5,096,229.48
  4. Step 4: Simplify right side
    5,120,979.30x = 38,869,618,105,913.64
  5. Step 5: Solve for x
    x = 38,869,618,105,913.64/5,120,979.30
  6. Step 6: Final answer
    x = 7,590,270.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.