Home / 36,911,115.12-50,929,951.32-20,611,083.12

Finding the Fourth Proportional to 36,911,115.12, 50,929,951.32 and 20,611,083.12

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Solution

The fourth proportional to 36,911,115.12, 50,929,951.32 and 20,611,083.12 is: 28,439,169.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,911,115.12 : 50,929,951.32 = 20,611,083.12 : x
  2. Step 2: Convert to fraction form
    36,911,115.12/50,929,951.32 = 20,611,083.12/x
  3. Step 3: Cross multiply
    36,911,115.12x = 50,929,951.32 × 20,611,083.12
  4. Step 4: Simplify right side
    36,911,115.12x = 1,049,721,459,954,073.75
  5. Step 5: Solve for x
    x = 1,049,721,459,954,073.75/36,911,115.12
  6. Step 6: Final answer
    x = 28,439,169.52

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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.