Home / 27,711,611.44-38,243,356.68-15,321,475.60

Finding the Fourth Proportional to 27,711,611.44, 38,243,356.68 and 15,321,475.60

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Solution

The fourth proportional to 27,711,611.44, 38,243,356.68 and 15,321,475.60 is: 21,144,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,711,611.44 : 38,243,356.68 = 15,321,475.60 : x
  2. Step 2: Convert to fraction form
    27,711,611.44/38,243,356.68 = 15,321,475.60/x
  3. Step 3: Cross multiply
    27,711,611.44x = 38,243,356.68 × 15,321,475.60
  4. Step 4: Simplify right side
    27,711,611.44x = 585,944,656,234,717
  5. Step 5: Solve for x
    x = 585,944,656,234,717/27,711,611.44
  6. Step 6: Final answer
    x = 21,144,373.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.