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Finding the Fourth Proportional to 6,555,404.03, 9,046,495.46 and 3,654,975.47

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Solution

The fourth proportional to 6,555,404.03, 9,046,495.46 and 3,654,975.47 is: 5,043,887.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555,404.03 : 9,046,495.46 = 3,654,975.47 : x
  2. Step 2: Convert to fraction form
    6,555,404.03/9,046,495.46 = 3,654,975.47/x
  3. Step 3: Cross multiply
    6,555,404.03x = 9,046,495.46 × 3,654,975.47
  4. Step 4: Simplify right side
    6,555,404.03x = 33,064,718,959,671.33
  5. Step 5: Solve for x
    x = 33,064,718,959,671.33/6,555,404.03
  6. Step 6: Final answer
    x = 5,043,887.28

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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.