Home / 7,273,018.38-10,912,187.80-3,384,330.16

Finding the Fourth Proportional to 7,273,018.38, 10,912,187.80 and 3,384,330.16

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Solution

The fourth proportional to 7,273,018.38, 10,912,187.80 and 3,384,330.16 is: 5,077,733.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273,018.38 : 10,912,187.80 = 3,384,330.16 : x
  2. Step 2: Convert to fraction form
    7,273,018.38/10,912,187.80 = 3,384,330.16/x
  3. Step 3: Cross multiply
    7,273,018.38x = 10,912,187.80 × 3,384,330.16
  4. Step 4: Simplify right side
    7,273,018.38x = 36,930,446,283,124.05
  5. Step 5: Solve for x
    x = 36,930,446,283,124.05/7,273,018.38
  6. Step 6: Final answer
    x = 5,077,733.12

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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.