Home / 8,635,571.95-11,912,093.53-5,579,786.20

Finding the Fourth Proportional to 8,635,571.95, 11,912,093.53 and 5,579,786.20

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Solution

The fourth proportional to 8,635,571.95, 11,912,093.53 and 5,579,786.20 is: 7,696,876.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635,571.95 : 11,912,093.53 = 5,579,786.20 : x
  2. Step 2: Convert to fraction form
    8,635,571.95/11,912,093.53 = 5,579,786.20/x
  3. Step 3: Cross multiply
    8,635,571.95x = 11,912,093.53 × 5,579,786.20
  4. Step 4: Simplify right side
    8,635,571.95x = 66,466,935,004,343.89
  5. Step 5: Solve for x
    x = 66,466,935,004,343.89/8,635,571.95
  6. Step 6: Final answer
    x = 7,696,876.99

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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.