Home / 8,918,517.72-12,304,092.87-6,308,858.10

Finding the Fourth Proportional to 8,918,517.72, 12,304,092.87 and 6,308,858.10

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Solution

The fourth proportional to 8,918,517.72, 12,304,092.87 and 6,308,858.10 is: 8,703,775.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,918,517.72 : 12,304,092.87 = 6,308,858.10 : x
  2. Step 2: Convert to fraction form
    8,918,517.72/12,304,092.87 = 6,308,858.10/x
  3. Step 3: Cross multiply
    8,918,517.72x = 12,304,092.87 × 6,308,858.10
  4. Step 4: Simplify right side
    8,918,517.72x = 77,624,775,966,051.73
  5. Step 5: Solve for x
    x = 77,624,775,966,051.73/8,918,517.72
  6. Step 6: Final answer
    x = 8,703,775.49

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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.