Home / 8,906,042.25-12,290,362.07-4,831,661.25

Finding the Fourth Proportional to 8,906,042.25, 12,290,362.07 and 4,831,661.25

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Solution

The fourth proportional to 8,906,042.25, 12,290,362.07 and 4,831,661.25 is: 6,667,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906,042.25 : 12,290,362.07 = 4,831,661.25 : x
  2. Step 2: Convert to fraction form
    8,906,042.25/12,290,362.07 = 4,831,661.25/x
  3. Step 3: Cross multiply
    8,906,042.25x = 12,290,362.07 × 4,831,661.25
  4. Step 4: Simplify right side
    8,906,042.25x = 59,382,866,137,930.48
  5. Step 5: Solve for x
    x = 59,382,866,137,930.48/8,906,042.25
  6. Step 6: Final answer
    x = 6,667,705.42

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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.