Home / 26,428,608.92-39,642,836.61-7,259,384.36

Finding the Fourth Proportional to 26,428,608.92, 39,642,836.61 and 7,259,384.36

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Solution

The fourth proportional to 26,428,608.92, 39,642,836.61 and 7,259,384.36 is: 10,889,055.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428,608.92 : 39,642,836.61 = 7,259,384.36 : x
  2. Step 2: Convert to fraction form
    26,428,608.92/39,642,836.61 = 7,259,384.36/x
  3. Step 3: Cross multiply
    26,428,608.92x = 39,642,836.61 × 7,259,384.36
  4. Step 4: Simplify right side
    26,428,608.92x = 287,782,588,072,669.44
  5. Step 5: Solve for x
    x = 287,782,588,072,669.44/26,428,608.92
  6. Step 6: Final answer
    x = 10,889,055.45

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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.