Home / 7,622,697.45-11,431,621.20-2,503,939.74

Finding the Fourth Proportional to 7,622,697.45, 11,431,621.20 and 2,503,939.74

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Solution

The fourth proportional to 7,622,697.45, 11,431,621.20 and 2,503,939.74 is: 3,755,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,622,697.45 : 11,431,621.20 = 2,503,939.74 : x
  2. Step 2: Convert to fraction form
    7,622,697.45/11,431,621.20 = 2,503,939.74/x
  3. Step 3: Cross multiply
    7,622,697.45x = 11,431,621.20 × 2,503,939.74
  4. Step 4: Simplify right side
    7,622,697.45x = 28,624,090,615,306.49
  5. Step 5: Solve for x
    x = 28,624,090,615,306.49/7,622,697.45
  6. Step 6: Final answer
    x = 3,755,113.04

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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.