Home / 13,413,616.62-18,510,793.83-7,302,043.50

Finding the Fourth Proportional to 13,413,616.62, 18,510,793.83 and 7,302,043.50

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Solution

The fourth proportional to 13,413,616.62, 18,510,793.83 and 7,302,043.50 is: 10,076,821.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,413,616.62 : 18,510,793.83 = 7,302,043.50 : x
  2. Step 2: Convert to fraction form
    13,413,616.62/18,510,793.83 = 7,302,043.50/x
  3. Step 3: Cross multiply
    13,413,616.62x = 18,510,793.83 × 7,302,043.50
  4. Step 4: Simplify right side
    13,413,616.62x = 135,166,621,766,191.59
  5. Step 5: Solve for x
    x = 135,166,621,766,191.59/13,413,616.62
  6. Step 6: Final answer
    x = 10,076,821.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.