Home / 7,381,805.40-11,072,708.10-5,588,192.03

Finding the Fourth Proportional to 7,381,805.40, 11,072,708.10 and 5,588,192.03

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Solution

The fourth proportional to 7,381,805.40, 11,072,708.10 and 5,588,192.03 is: 8,382,288.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,805.40 : 11,072,708.10 = 5,588,192.03 : x
  2. Step 2: Convert to fraction form
    7,381,805.40/11,072,708.10 = 5,588,192.03/x
  3. Step 3: Cross multiply
    7,381,805.40x = 11,072,708.10 × 5,588,192.03
  4. Step 4: Simplify right side
    7,381,805.40x = 61,876,419,099,572.91
  5. Step 5: Solve for x
    x = 61,876,419,099,572.91/7,381,805.40
  6. Step 6: Final answer
    x = 8,382,288.04

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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.