Home / 8,407,910.15-12,611,865.39-2,018,162.51

Finding the Fourth Proportional to 8,407,910.15, 12,611,865.39 and 2,018,162.51

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Solution

The fourth proportional to 8,407,910.15, 12,611,865.39 and 2,018,162.51 is: 3,027,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,407,910.15 : 12,611,865.39 = 2,018,162.51 : x
  2. Step 2: Convert to fraction form
    8,407,910.15/12,611,865.39 = 2,018,162.51/x
  3. Step 3: Cross multiply
    8,407,910.15x = 12,611,865.39 × 2,018,162.51
  4. Step 4: Simplify right side
    8,407,910.15x = 25,452,793,911,264.53
  5. Step 5: Solve for x
    x = 25,452,793,911,264.53/8,407,910.15
  6. Step 6: Final answer
    x = 3,027,243.80

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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.