Home / 8,711,996.80-13,072,660.80-3,663,817.60

Finding the Fourth Proportional to 8,711,996.80, 13,072,660.80 and 3,663,817.60

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Solution

The fourth proportional to 8,711,996.80, 13,072,660.80 and 3,663,817.60 is: 5,497,688.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711,996.80 : 13,072,660.80 = 3,663,817.60 : x
  2. Step 2: Convert to fraction form
    8,711,996.80/13,072,660.80 = 3,663,817.60/x
  3. Step 3: Cross multiply
    8,711,996.80x = 13,072,660.80 × 3,663,817.60
  4. Step 4: Simplify right side
    8,711,996.80x = 47,895,844,717,870.09
  5. Step 5: Solve for x
    x = 47,895,844,717,870.09/8,711,996.80
  6. Step 6: Final answer
    x = 5,497,688.51

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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.