Home / 8,154,788.81-12,215,852.39-4,914,522.32

Finding the Fourth Proportional to 8,154,788.81, 12,215,852.39 and 4,914,522.32

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Solution

The fourth proportional to 8,154,788.81, 12,215,852.39 and 4,914,522.32 is: 7,361,941.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154,788.81 : 12,215,852.39 = 4,914,522.32 : x
  2. Step 2: Convert to fraction form
    8,154,788.81/12,215,852.39 = 4,914,522.32/x
  3. Step 3: Cross multiply
    8,154,788.81x = 12,215,852.39 × 4,914,522.32
  4. Step 4: Simplify right side
    8,154,788.81x = 60,035,079,179,687.39
  5. Step 5: Solve for x
    x = 60,035,079,179,687.39/8,154,788.81
  6. Step 6: Final answer
    x = 7,361,941.63

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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.