Home / 12,327,415.76-17,010,909.96-6,893,858

Finding the Fourth Proportional to 12,327,415.76, 17,010,909.96 and 6,893,858

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Solution

The fourth proportional to 12,327,415.76, 17,010,909.96 and 6,893,858 is: 9,513,007.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,327,415.76 : 17,010,909.96 = 6,893,858 : x
  2. Step 2: Convert to fraction form
    12,327,415.76/17,010,909.96 = 6,893,858/x
  3. Step 3: Cross multiply
    12,327,415.76x = 17,010,909.96 × 6,893,858
  4. Step 4: Simplify right side
    12,327,415.76x = 117,270,797,715,025.69
  5. Step 5: Solve for x
    x = 117,270,797,715,025.69/12,327,415.76
  6. Step 6: Final answer
    x = 9,513,007.43

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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.