Home / 11,741,285.80-17,611,928.70-8,340,063.40

Finding the Fourth Proportional to 11,741,285.80, 17,611,928.70 and 8,340,063.40

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Solution

The fourth proportional to 11,741,285.80, 17,611,928.70 and 8,340,063.40 is: 12,510,095.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741,285.80 : 17,611,928.70 = 8,340,063.40 : x
  2. Step 2: Convert to fraction form
    11,741,285.80/17,611,928.70 = 8,340,063.40/x
  3. Step 3: Cross multiply
    11,741,285.80x = 17,611,928.70 × 8,340,063.40
  4. Step 4: Simplify right side
    11,741,285.80x = 146,884,601,954,279.59
  5. Step 5: Solve for x
    x = 146,884,601,954,279.59/11,741,285.80
  6. Step 6: Final answer
    x = 12,510,095.10

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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.