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Finding the Fourth Proportional to 6,754,978.35, 9,321,800.22 and 3,657,448.44

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Solution

The fourth proportional to 6,754,978.35, 9,321,800.22 and 3,657,448.44 is: 5,047,241.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,754,978.35 : 9,321,800.22 = 3,657,448.44 : x
  2. Step 2: Convert to fraction form
    6,754,978.35/9,321,800.22 = 3,657,448.44/x
  3. Step 3: Cross multiply
    6,754,978.35x = 9,321,800.22 × 3,657,448.44
  4. Step 4: Simplify right side
    6,754,978.35x = 34,094,003,672,630.66
  5. Step 5: Solve for x
    x = 34,094,003,672,630.66/6,754,978.35
  6. Step 6: Final answer
    x = 5,047,241.00

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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.