Home / 20,012,928.68-27,617,865.19-10,845,571.43

Finding the Fourth Proportional to 20,012,928.68, 27,617,865.19 and 10,845,571.43

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Solution

The fourth proportional to 20,012,928.68, 27,617,865.19 and 10,845,571.43 is: 14,966,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,012,928.68 : 27,617,865.19 = 10,845,571.43 : x
  2. Step 2: Convert to fraction form
    20,012,928.68/27,617,865.19 = 10,845,571.43/x
  3. Step 3: Cross multiply
    20,012,928.68x = 27,617,865.19 × 10,845,571.43
  4. Step 4: Simplify right side
    20,012,928.68x = 299,531,529,524,166.25
  5. Step 5: Solve for x
    x = 299,531,529,524,166.25/20,012,928.68
  6. Step 6: Final answer
    x = 14,966,901.37

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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.