Home / 8,154,792.82-12,215,858.40-4,914,526.33

Finding the Fourth Proportional to 8,154,792.82, 12,215,858.40 and 4,914,526.33

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Solution

The fourth proportional to 8,154,792.82, 12,215,858.40 and 4,914,526.33 is: 7,361,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154,792.82 : 12,215,858.40 = 4,914,526.33 : x
  2. Step 2: Convert to fraction form
    8,154,792.82/12,215,858.40 = 4,914,526.33/x
  3. Step 3: Cross multiply
    8,154,792.82x = 12,215,858.40 × 4,914,526.33
  4. Step 4: Simplify right side
    8,154,792.82x = 60,035,157,750,351.67
  5. Step 5: Solve for x
    x = 60,035,157,750,351.67/8,154,792.82
  6. Step 6: Final answer
    x = 7,361,947.64

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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.