Home / 49,055,382.72-73,583,352.65-12,661,285.15

Finding the Fourth Proportional to 49,055,382.72, 73,583,352.65 and 12,661,285.15

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Solution

The fourth proportional to 49,055,382.72, 73,583,352.65 and 12,661,285.15 is: 18,991,999.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,055,382.72 : 73,583,352.65 = 12,661,285.15 : x
  2. Step 2: Convert to fraction form
    49,055,382.72/73,583,352.65 = 12,661,285.15/x
  3. Step 3: Cross multiply
    49,055,382.72x = 73,583,352.65 × 12,661,285.15
  4. Step 4: Simplify right side
    49,055,382.72x = 931,659,810,194,658.25
  5. Step 5: Solve for x
    x = 931,659,810,194,658.25/49,055,382.72
  6. Step 6: Final answer
    x = 18,991,999.62

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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.