Home / 6,319,122.54-8,720,369.83-3,418,512.65

Finding the Fourth Proportional to 6,319,122.54, 8,720,369.83 and 3,418,512.65

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Solution

The fourth proportional to 6,319,122.54, 8,720,369.83 and 3,418,512.65 is: 4,717,537.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319,122.54 : 8,720,369.83 = 3,418,512.65 : x
  2. Step 2: Convert to fraction form
    6,319,122.54/8,720,369.83 = 3,418,512.65/x
  3. Step 3: Cross multiply
    6,319,122.54x = 8,720,369.83 × 3,418,512.65
  4. Step 4: Simplify right side
    6,319,122.54x = 29,810,694,576,533.35
  5. Step 5: Solve for x
    x = 29,810,694,576,533.35/6,319,122.54
  6. Step 6: Final answer
    x = 4,717,537.03

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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.