Home / 12,565,220.24-18,848,785.10-4,885,565.44

Finding the Fourth Proportional to 12,565,220.24, 18,848,785.10 and 4,885,565.44

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Solution

The fourth proportional to 12,565,220.24, 18,848,785.10 and 4,885,565.44 is: 7,328,719.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,220.24 : 18,848,785.10 = 4,885,565.44 : x
  2. Step 2: Convert to fraction form
    12,565,220.24/18,848,785.10 = 4,885,565.44/x
  3. Step 3: Cross multiply
    12,565,220.24x = 18,848,785.10 × 4,885,565.44
  4. Step 4: Simplify right side
    12,565,220.24x = 92,086,973,070,546.95
  5. Step 5: Solve for x
    x = 92,086,973,070,546.95/12,565,220.24
  6. Step 6: Final answer
    x = 7,328,719.38

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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.