Home / 5,557,999.70-8,336,999.55-1,771,865.30

Finding the Fourth Proportional to 5,557,999.70, 8,336,999.55 and 1,771,865.30

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Solution

The fourth proportional to 5,557,999.70, 8,336,999.55 and 1,771,865.30 is: 2,657,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557,999.70 : 8,336,999.55 = 1,771,865.30 : x
  2. Step 2: Convert to fraction form
    5,557,999.70/8,336,999.55 = 1,771,865.30/x
  3. Step 3: Cross multiply
    5,557,999.70x = 8,336,999.55 × 1,771,865.30
  4. Step 4: Simplify right side
    5,557,999.70x = 14,772,040,208,760.62
  5. Step 5: Solve for x
    x = 14,772,040,208,760.62/5,557,999.70
  6. Step 6: Final answer
    x = 2,657,797.95

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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.