Home / 12,073,374.70-18,110,936.85-7,270,722.70

Finding the Fourth Proportional to 12,073,374.70, 18,110,936.85 and 7,270,722.70

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Solution

The fourth proportional to 12,073,374.70, 18,110,936.85 and 7,270,722.70 is: 10,906,610.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073,374.70 : 18,110,936.85 = 7,270,722.70 : x
  2. Step 2: Convert to fraction form
    12,073,374.70/18,110,936.85 = 7,270,722.70/x
  3. Step 3: Cross multiply
    12,073,374.70x = 18,110,936.85 × 7,270,722.70
  4. Step 4: Simplify right side
    12,073,374.70x = 131,679,599,673,561.52
  5. Step 5: Solve for x
    x = 131,679,599,673,561.52/12,073,374.70
  6. Step 6: Final answer
    x = 10,906,610.86

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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.