Home / 7,241,810.40-10,855,803.60-2,691,640.80

Finding the Fourth Proportional to 7,241,810.40, 10,855,803.60 and 2,691,640.80

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Solution

The fourth proportional to 7,241,810.40, 10,855,803.60 and 2,691,640.80 is: 4,034,892.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241,810.40 : 10,855,803.60 = 2,691,640.80 : x
  2. Step 2: Convert to fraction form
    7,241,810.40/10,855,803.60 = 2,691,640.80/x
  3. Step 3: Cross multiply
    7,241,810.40x = 10,855,803.60 × 2,691,640.80
  4. Step 4: Simplify right side
    7,241,810.40x = 29,219,923,886,546.88
  5. Step 5: Solve for x
    x = 29,219,923,886,546.88/7,241,810.40
  6. Step 6: Final answer
    x = 4,034,892.14

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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.