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Finding the Fourth Proportional to 33,975,076.80, 47,699,476.80 and 33,975,076.80

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Solution

The fourth proportional to 33,975,076.80, 47,699,476.80 and 33,975,076.80 is: 47,699,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,975,076.80 : 47,699,476.80 = 33,975,076.80 : x
  2. Step 2: Convert to fraction form
    33,975,076.80/47,699,476.80 = 33,975,076.80/x
  3. Step 3: Cross multiply
    33,975,076.80x = 47,699,476.80 × 33,975,076.80
  4. Step 4: Simplify right side
    33,975,076.80x = 1,620,593,387,599,818
  5. Step 5: Solve for x
    x = 1,620,593,387,599,818/33,975,076.80
  6. Step 6: Final answer
    x = 47,699,476.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.