Home / 12,907,046.70-19,356,053.49-3,806,728.02

Finding the Fourth Proportional to 12,907,046.70, 19,356,053.49 and 3,806,728.02

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Solution

The fourth proportional to 12,907,046.70, 19,356,053.49 and 3,806,728.02 is: 5,708,759.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,907,046.70 : 19,356,053.49 = 3,806,728.02 : x
  2. Step 2: Convert to fraction form
    12,907,046.70/19,356,053.49 = 3,806,728.02/x
  3. Step 3: Cross multiply
    12,907,046.70x = 19,356,053.49 × 3,806,728.02
  4. Step 4: Simplify right side
    12,907,046.70x = 73,683,231,177,001.78
  5. Step 5: Solve for x
    x = 73,683,231,177,001.78/12,907,046.70
  6. Step 6: Final answer
    x = 5,708,759.94

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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.