Home / 47,351,370.80-71,027,056.20-21,842,202.80

Finding the Fourth Proportional to 47,351,370.80, 71,027,056.20 and 21,842,202.80

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Solution

The fourth proportional to 47,351,370.80, 71,027,056.20 and 21,842,202.80 is: 32,763,304.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,351,370.80 : 71,027,056.20 = 21,842,202.80 : x
  2. Step 2: Convert to fraction form
    47,351,370.80/71,027,056.20 = 21,842,202.80/x
  3. Step 3: Cross multiply
    47,351,370.80x = 71,027,056.20 × 21,842,202.80
  4. Step 4: Simplify right side
    47,351,370.80x = 1,551,387,365,807,397.50
  5. Step 5: Solve for x
    x = 1,551,387,365,807,397.50/47,351,370.80
  6. Step 6: Final answer
    x = 32,763,304.20

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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.