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Finding the Fourth Proportional to 6,387,652.82, 9,582,989.34 and 2,069,695.82

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Solution

The fourth proportional to 6,387,652.82, 9,582,989.34 and 2,069,695.82 is: 3,105,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,652.82 : 9,582,989.34 = 2,069,695.82 : x
  2. Step 2: Convert to fraction form
    6,387,652.82/9,582,989.34 = 2,069,695.82/x
  3. Step 3: Cross multiply
    6,387,652.82x = 9,582,989.34 × 2,069,695.82
  4. Step 4: Simplify right side
    6,387,652.82x = 19,833,872,980,102.56
  5. Step 5: Solve for x
    x = 19,833,872,980,102.56/6,387,652.82
  6. Step 6: Final answer
    x = 3,105,033.03

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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.