Home / 47,728,446.98-71,563,370.90-18,548,214.58

Finding the Fourth Proportional to 47,728,446.98, 71,563,370.90 and 18,548,214.58

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Solution

The fourth proportional to 47,728,446.98, 71,563,370.90 and 18,548,214.58 is: 27,810,935.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,728,446.98 : 71,563,370.90 = 18,548,214.58 : x
  2. Step 2: Convert to fraction form
    47,728,446.98/71,563,370.90 = 18,548,214.58/x
  3. Step 3: Cross multiply
    47,728,446.98x = 71,563,370.90 × 18,548,214.58
  4. Step 4: Simplify right side
    47,728,446.98x = 1,327,372,759,521,327.75
  5. Step 5: Solve for x
    x = 1,327,372,759,521,327.75/47,728,446.98
  6. Step 6: Final answer
    x = 27,810,935.48

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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.