Home / 12,949,512.40-19,424,268.60-6,231,048.40

Finding the Fourth Proportional to 12,949,512.40, 19,424,268.60 and 6,231,048.40

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Solution

The fourth proportional to 12,949,512.40, 19,424,268.60 and 6,231,048.40 is: 9,346,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,949,512.40 : 19,424,268.60 = 6,231,048.40 : x
  2. Step 2: Convert to fraction form
    12,949,512.40/19,424,268.60 = 6,231,048.40/x
  3. Step 3: Cross multiply
    12,949,512.40x = 19,424,268.60 × 6,231,048.40
  4. Step 4: Simplify right side
    12,949,512.40x = 121,033,557,781,200.25
  5. Step 5: Solve for x
    x = 121,033,557,781,200.25/12,949,512.40
  6. Step 6: Final answer
    x = 9,346,572.60

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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.