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Finding the Fourth Proportional to 6,647,270.94, 9,975,387.42 and 2,329,359.98

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Solution

The fourth proportional to 6,647,270.94, 9,975,387.42 and 2,329,359.98 is: 3,495,610.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647,270.94 : 9,975,387.42 = 2,329,359.98 : x
  2. Step 2: Convert to fraction form
    6,647,270.94/9,975,387.42 = 2,329,359.98/x
  3. Step 3: Cross multiply
    6,647,270.94x = 9,975,387.42 × 2,329,359.98
  4. Step 4: Simplify right side
    6,647,270.94x = 23,236,268,241,143.45
  5. Step 5: Solve for x
    x = 23,236,268,241,143.45/6,647,270.94
  6. Step 6: Final answer
    x = 3,495,610.22

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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.