Home / 10,381,660.80-15,573,657.60-3,193,137.60

Finding the Fourth Proportional to 10,381,660.80, 15,573,657.60 and 3,193,137.60

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Solution

The fourth proportional to 10,381,660.80, 15,573,657.60 and 3,193,137.60 is: 4,790,065.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,381,660.80 : 15,573,657.60 = 3,193,137.60 : x
  2. Step 2: Convert to fraction form
    10,381,660.80/15,573,657.60 = 3,193,137.60/x
  3. Step 3: Cross multiply
    10,381,660.80x = 15,573,657.60 × 3,193,137.60
  4. Step 4: Simplify right side
    10,381,660.80x = 49,728,831,652,085.76
  5. Step 5: Solve for x
    x = 49,728,831,652,085.76/10,381,660.80
  6. Step 6: Final answer
    x = 4,790,065.16

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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.