Home / 12,595,822.20-18,865,739.70-10,356,334.20

Finding the Fourth Proportional to 12,595,822.20, 18,865,739.70 and 10,356,334.20

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Solution

The fourth proportional to 12,595,822.20, 18,865,739.70 and 10,356,334.20 is: 15,511,484.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,595,822.20 : 18,865,739.70 = 10,356,334.20 : x
  2. Step 2: Convert to fraction form
    12,595,822.20/18,865,739.70 = 10,356,334.20/x
  3. Step 3: Cross multiply
    12,595,822.20x = 18,865,739.70 × 10,356,334.20
  4. Step 4: Simplify right side
    12,595,822.20x = 195,379,905,263,407.72
  5. Step 5: Solve for x
    x = 195,379,905,263,407.72/12,595,822.20
  6. Step 6: Final answer
    x = 15,511,484.85

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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.