Home / 12,550,727.69-17,320,003.90-7,044,102.56

Finding the Fourth Proportional to 12,550,727.69, 17,320,003.90 and 7,044,102.56

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Solution

The fourth proportional to 12,550,727.69, 17,320,003.90 and 7,044,102.56 is: 9,720,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550,727.69 : 17,320,003.90 = 7,044,102.56 : x
  2. Step 2: Convert to fraction form
    12,550,727.69/17,320,003.90 = 7,044,102.56/x
  3. Step 3: Cross multiply
    12,550,727.69x = 17,320,003.90 × 7,044,102.56
  4. Step 4: Simplify right side
    12,550,727.69x = 122,003,883,811,199.97
  5. Step 5: Solve for x
    x = 122,003,883,811,199.97/12,550,727.69
  6. Step 6: Final answer
    x = 9,720,861.36

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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.