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Finding the Fourth Proportional to 6,246,388.51, 8,619,957.05 and 3,493,044.37

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Solution

The fourth proportional to 6,246,388.51, 8,619,957.05 and 3,493,044.37 is: 4,820,368.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,246,388.51 : 8,619,957.05 = 3,493,044.37 : x
  2. Step 2: Convert to fraction form
    6,246,388.51/8,619,957.05 = 3,493,044.37/x
  3. Step 3: Cross multiply
    6,246,388.51x = 8,619,957.05 × 3,493,044.37
  4. Step 4: Simplify right side
    6,246,388.51x = 30,109,892,400,044.53
  5. Step 5: Solve for x
    x = 30,109,892,400,044.53/6,246,388.51
  6. Step 6: Final answer
    x = 4,820,368.18

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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.