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Finding the Fourth Proportional to 9,951,843.67, 13,728,277.04 and 6,848,980.13

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Solution

The fourth proportional to 9,951,843.67, 13,728,277.04 and 6,848,980.13 is: 9,447,967.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,951,843.67 : 13,728,277.04 = 6,848,980.13 : x
  2. Step 2: Convert to fraction form
    9,951,843.67/13,728,277.04 = 6,848,980.13/x
  3. Step 3: Cross multiply
    9,951,843.67x = 13,728,277.04 × 6,848,980.13
  4. Step 4: Simplify right side
    9,951,843.67x = 94,024,696,666,171.02
  5. Step 5: Solve for x
    x = 94,024,696,666,171.02/9,951,843.67
  6. Step 6: Final answer
    x = 9,447,967.61

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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.