Home / 12,522,051.30-18,783,076.95-4,540,995.30

Finding the Fourth Proportional to 12,522,051.30, 18,783,076.95 and 4,540,995.30

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Solution

The fourth proportional to 12,522,051.30, 18,783,076.95 and 4,540,995.30 is: 6,811,492.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522,051.30 : 18,783,076.95 = 4,540,995.30 : x
  2. Step 2: Convert to fraction form
    12,522,051.30/18,783,076.95 = 4,540,995.30/x
  3. Step 3: Cross multiply
    12,522,051.30x = 18,783,076.95 × 4,540,995.30
  4. Step 4: Simplify right side
    12,522,051.30x = 85,293,864,149,488.33
  5. Step 5: Solve for x
    x = 85,293,864,149,488.33/12,522,051.30
  6. Step 6: Final answer
    x = 6,811,492.95

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Similar ratio
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1.5x scale

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.