Home / 6,279,302.31-8,662,964.24-3,628,398.15

Finding the Fourth Proportional to 6,279,302.31, 8,662,964.24 and 3,628,398.15

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Solution

The fourth proportional to 6,279,302.31, 8,662,964.24 and 3,628,398.15 is: 5,005,760.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279,302.31 : 8,662,964.24 = 3,628,398.15 : x
  2. Step 2: Convert to fraction form
    6,279,302.31/8,662,964.24 = 3,628,398.15/x
  3. Step 3: Cross multiply
    6,279,302.31x = 8,662,964.24 × 3,628,398.15
  4. Step 4: Simplify right side
    6,279,302.31x = 31,432,683,403,790.16
  5. Step 5: Solve for x
    x = 31,432,683,403,790.16/6,279,302.31
  6. Step 6: Final answer
    x = 5,005,760.49

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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.