Home / 7,881,567.59-11,822,850.86-3,331,768.43

Finding the Fourth Proportional to 7,881,567.59, 11,822,850.86 and 3,331,768.43

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Solution

The fourth proportional to 7,881,567.59, 11,822,850.86 and 3,331,768.43 is: 4,997,863.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,567.59 : 11,822,850.86 = 3,331,768.43 : x
  2. Step 2: Convert to fraction form
    7,881,567.59/11,822,850.86 = 3,331,768.43/x
  3. Step 3: Cross multiply
    7,881,567.59x = 11,822,850.86 × 3,331,768.43
  4. Step 4: Simplify right side
    7,881,567.59x = 39,391,001,260,844.64
  5. Step 5: Solve for x
    x = 39,391,001,260,844.64/7,881,567.59
  6. Step 6: Final answer
    x = 4,997,863.79

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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.