Home / 12,101,610.30-18,152,415.45-4,425,240.30

Finding the Fourth Proportional to 12,101,610.30, 18,152,415.45 and 4,425,240.30

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Solution

The fourth proportional to 12,101,610.30, 18,152,415.45 and 4,425,240.30 is: 6,637,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,610.30 : 18,152,415.45 = 4,425,240.30 : x
  2. Step 2: Convert to fraction form
    12,101,610.30/18,152,415.45 = 4,425,240.30/x
  3. Step 3: Cross multiply
    12,101,610.30x = 18,152,415.45 × 4,425,240.30
  4. Step 4: Simplify right side
    12,101,610.30x = 80,328,800,391,682.62
  5. Step 5: Solve for x
    x = 80,328,800,391,682.62/12,101,610.30
  6. Step 6: Final answer
    x = 6,637,860.45

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Similar ratio
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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.