Home / 6,321,651.47-8,723,905.62-3,421,042.48

Finding the Fourth Proportional to 6,321,651.47, 8,723,905.62 and 3,421,042.48

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Solution

The fourth proportional to 6,321,651.47, 8,723,905.62 and 3,421,042.48 is: 4,721,053.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321,651.47 : 8,723,905.62 = 3,421,042.48 : x
  2. Step 2: Convert to fraction form
    6,321,651.47/8,723,905.62 = 3,421,042.48/x
  3. Step 3: Cross multiply
    6,321,651.47x = 8,723,905.62 × 3,421,042.48
  4. Step 4: Simplify right side
    6,321,651.47x = 29,844,851,717,530.73
  5. Step 5: Solve for x
    x = 29,844,851,717,530.73/6,321,651.47
  6. Step 6: Final answer
    x = 4,721,053.01

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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.