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Finding the Fourth Proportional to 9,972,374.52, 14,958,560.88 and 2,399,340.36

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Solution

The fourth proportional to 9,972,374.52, 14,958,560.88 and 2,399,340.36 is: 3,599,010.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972,374.52 : 14,958,560.88 = 2,399,340.36 : x
  2. Step 2: Convert to fraction form
    9,972,374.52/14,958,560.88 = 2,399,340.36/x
  3. Step 3: Cross multiply
    9,972,374.52x = 14,958,560.88 × 2,399,340.36
  4. Step 4: Simplify right side
    9,972,374.52x = 35,890,678,846,901.12
  5. Step 5: Solve for x
    x = 35,890,678,846,901.12/9,972,374.52
  6. Step 6: Final answer
    x = 3,599,010.32

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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.