Home / 47,383,769.21-71,079,991.36-13,304,885.45

Finding the Fourth Proportional to 47,383,769.21, 71,079,991.36 and 13,304,885.45

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Solution

The fourth proportional to 47,383,769.21, 71,079,991.36 and 13,304,885.45 is: 19,958,546.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,383,769.21 : 71,079,991.36 = 13,304,885.45 : x
  2. Step 2: Convert to fraction form
    47,383,769.21/71,079,991.36 = 13,304,885.45/x
  3. Step 3: Cross multiply
    47,383,769.21x = 71,079,991.36 × 13,304,885.45
  4. Step 4: Simplify right side
    47,383,769.21x = 945,711,142,443,127.62
  5. Step 5: Solve for x
    x = 945,711,142,443,127.62/47,383,769.21
  6. Step 6: Final answer
    x = 19,958,546.11

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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.