Home / 6,967,640.52-9,615,015.90-3,870,363.60

Finding the Fourth Proportional to 6,967,640.52, 9,615,015.90 and 3,870,363.60

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Solution

The fourth proportional to 6,967,640.52, 9,615,015.90 and 3,870,363.60 is: 5,340,919.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,967,640.52 : 9,615,015.90 = 3,870,363.60 : x
  2. Step 2: Convert to fraction form
    6,967,640.52/9,615,015.90 = 3,870,363.60/x
  3. Step 3: Cross multiply
    6,967,640.52x = 9,615,015.90 × 3,870,363.60
  4. Step 4: Simplify right side
    6,967,640.52x = 37,213,607,552,781.24
  5. Step 5: Solve for x
    x = 37,213,607,552,781.24/6,967,640.52
  6. Step 6: Final answer
    x = 5,340,919.56

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1.5x scale

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.