Home / 11,839,353.75-16,338,308.21-6,406,845.75

Finding the Fourth Proportional to 11,839,353.75, 16,338,308.21 and 6,406,845.75

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Solution

The fourth proportional to 11,839,353.75, 16,338,308.21 and 6,406,845.75 is: 8,841,447.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,839,353.75 : 16,338,308.21 = 6,406,845.75 : x
  2. Step 2: Convert to fraction form
    11,839,353.75/16,338,308.21 = 6,406,845.75/x
  3. Step 3: Cross multiply
    11,839,353.75x = 16,338,308.21 × 6,406,845.75
  4. Step 4: Simplify right side
    11,839,353.75x = 104,677,020,485,394.38
  5. Step 5: Solve for x
    x = 104,677,020,485,394.38/11,839,353.75
  6. Step 6: Final answer
    x = 8,841,447.15

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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.