Home / 9,480,201.31-13,082,584.81-5,129,192.15

Finding the Fourth Proportional to 9,480,201.31, 13,082,584.81 and 5,129,192.15

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Solution

The fourth proportional to 9,480,201.31, 13,082,584.81 and 5,129,192.15 is: 7,078,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480,201.31 : 13,082,584.81 = 5,129,192.15 : x
  2. Step 2: Convert to fraction form
    9,480,201.31/13,082,584.81 = 5,129,192.15/x
  3. Step 3: Cross multiply
    9,480,201.31x = 13,082,584.81 × 5,129,192.15
  4. Step 4: Simplify right side
    9,480,201.31x = 67,103,091,309,161.25
  5. Step 5: Solve for x
    x = 67,103,091,309,161.25/9,480,201.31
  6. Step 6: Final answer
    x = 7,078,234.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.