Home / 47,728,374.49-71,563,262.33-18,548,141.97

Finding the Fourth Proportional to 47,728,374.49, 71,563,262.33 and 18,548,141.97

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Solution

The fourth proportional to 47,728,374.49, 71,563,262.33 and 18,548,141.97 is: 27,810,826.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,728,374.49 : 71,563,262.33 = 18,548,141.97 : x
  2. Step 2: Convert to fraction form
    47,728,374.49/71,563,262.33 = 18,548,141.97/x
  3. Step 3: Cross multiply
    47,728,374.49x = 71,563,262.33 × 18,548,141.97
  4. Step 4: Simplify right side
    47,728,374.49x = 1,327,365,549,847,925.50
  5. Step 5: Solve for x
    x = 1,327,365,549,847,925.50/47,728,374.49
  6. Step 6: Final answer
    x = 27,810,826.66

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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.