Home / 12,949,512.20-19,424,268.30-6,231,048.20

Finding the Fourth Proportional to 12,949,512.20, 19,424,268.30 and 6,231,048.20

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Solution

The fourth proportional to 12,949,512.20, 19,424,268.30 and 6,231,048.20 is: 9,346,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949,512.20 : 19,424,268.30 = 6,231,048.20 : x
  2. Step 2: Convert to fraction form
    12,949,512.20/19,424,268.30 = 6,231,048.20/x
  3. Step 3: Cross multiply
    12,949,512.20x = 19,424,268.30 × 6,231,048.20
  4. Step 4: Simplify right side
    12,949,512.20x = 121,033,552,027,032.06
  5. Step 5: Solve for x
    x = 121,033,552,027,032.06/12,949,512.20
  6. Step 6: Final answer
    x = 9,346,572.30

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Double scale
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Similar ratio
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1.5x scale

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.