Home / 8,906,363.82-12,290,730.75-4,831,895.34

Finding the Fourth Proportional to 8,906,363.82, 12,290,730.75 and 4,831,895.34

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Solution

The fourth proportional to 8,906,363.82, 12,290,730.75 and 4,831,895.34 is: 6,667,987.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906,363.82 : 12,290,730.75 = 4,831,895.34 : x
  2. Step 2: Convert to fraction form
    8,906,363.82/12,290,730.75 = 4,831,895.34/x
  3. Step 3: Cross multiply
    8,906,363.82x = 12,290,730.75 × 4,831,895.34
  4. Step 4: Simplify right side
    8,906,363.82x = 59,387,524,636,119.70
  5. Step 5: Solve for x
    x = 59,387,524,636,119.70/8,906,363.82
  6. Step 6: Final answer
    x = 6,667,987.73

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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.