Home / 11,881,316.17-16,393,405.81-6,724,677.71

Finding the Fourth Proportional to 11,881,316.17, 16,393,405.81 and 6,724,677.71

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Solution

The fourth proportional to 11,881,316.17, 16,393,405.81 and 6,724,677.71 is: 9,278,464.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,881,316.17 : 16,393,405.81 = 6,724,677.71 : x
  2. Step 2: Convert to fraction form
    11,881,316.17/16,393,405.81 = 6,724,677.71/x
  3. Step 3: Cross multiply
    11,881,316.17x = 16,393,405.81 × 6,724,677.71
  4. Step 4: Simplify right side
    11,881,316.17x = 110,240,370,694,560.92
  5. Step 5: Solve for x
    x = 110,240,370,694,560.92/11,881,316.17
  6. Step 6: Final answer
    x = 9,278,464.54

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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.