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Finding the Fourth Proportional to 6,635,338.08, 9,947,080.08 and 2,590,884.96

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Solution

The fourth proportional to 6,635,338.08, 9,947,080.08 and 2,590,884.96 is: 3,884,013.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635,338.08 : 9,947,080.08 = 2,590,884.96 : x
  2. Step 2: Convert to fraction form
    6,635,338.08/9,947,080.08 = 2,590,884.96/x
  3. Step 3: Cross multiply
    6,635,338.08x = 9,947,080.08 × 2,590,884.96
  4. Step 4: Simplify right side
    6,635,338.08x = 25,771,740,175,187.60
  5. Step 5: Solve for x
    x = 25,771,740,175,187.60/6,635,338.08
  6. Step 6: Final answer
    x = 3,884,013.12

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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.