Home / 8,264,175-12,389,162.85-2,872,124.88

Finding the Fourth Proportional to 8,264,175, 12,389,162.85 and 2,872,124.88

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Solution

The fourth proportional to 8,264,175, 12,389,162.85 and 2,872,124.88 is: 4,305,719.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264,175 : 12,389,162.85 = 2,872,124.88 : x
  2. Step 2: Convert to fraction form
    8,264,175/12,389,162.85 = 2,872,124.88/x
  3. Step 3: Cross multiply
    8,264,175x = 12,389,162.85 × 2,872,124.88
  4. Step 4: Simplify right side
    8,264,175x = 35,583,222,863,856.70
  5. Step 5: Solve for x
    x = 35,583,222,863,856.70/8,264,175
  6. Step 6: Final answer
    x = 4,305,719.91

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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.