Home / 4,640,091.20-6,961,536.48-3,129,836.48

Finding the Fourth Proportional to 4,640,091.20, 6,961,536.48 and 3,129,836.48

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Solution

The fourth proportional to 4,640,091.20, 6,961,536.48 and 3,129,836.48 is: 4,695,698.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640,091.20 : 6,961,536.48 = 3,129,836.48 : x
  2. Step 2: Convert to fraction form
    4,640,091.20/6,961,536.48 = 3,129,836.48/x
  3. Step 3: Cross multiply
    4,640,091.20x = 6,961,536.48 × 3,129,836.48
  4. Step 4: Simplify right side
    4,640,091.20x = 21,788,470,831,954.79
  5. Step 5: Solve for x
    x = 21,788,470,831,954.79/4,640,091.20
  6. Step 6: Final answer
    x = 4,695,698.83

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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.