Home / 5,159,886.30-7,120,728.36-2,836,877.04

Finding the Fourth Proportional to 5,159,886.30, 7,120,728.36 and 2,836,877.04

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Solution

The fourth proportional to 5,159,886.30, 7,120,728.36 and 2,836,877.04 is: 3,914,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159,886.30 : 7,120,728.36 = 2,836,877.04 : x
  2. Step 2: Convert to fraction form
    5,159,886.30/7,120,728.36 = 2,836,877.04/x
  3. Step 3: Cross multiply
    5,159,886.30x = 7,120,728.36 × 2,836,877.04
  4. Step 4: Simplify right side
    5,159,886.30x = 20,200,630,792,560.86
  5. Step 5: Solve for x
    x = 20,200,630,792,560.86/5,159,886.30
  6. Step 6: Final answer
    x = 3,914,937.19

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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.