Home / 20,263,153.28-27,962,817.71-10,970,649.06

Finding the Fourth Proportional to 20,263,153.28, 27,962,817.71 and 10,970,649.06

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Solution

The fourth proportional to 20,263,153.28, 27,962,817.71 and 10,970,649.06 is: 15,139,314.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,263,153.28 : 27,962,817.71 = 10,970,649.06 : x
  2. Step 2: Convert to fraction form
    20,263,153.28/27,962,817.71 = 10,970,649.06/x
  3. Step 3: Cross multiply
    20,263,153.28x = 27,962,817.71 × 10,970,649.06
  4. Step 4: Simplify right side
    20,263,153.28x = 306,770,259,825,162.88
  5. Step 5: Solve for x
    x = 306,770,259,825,162.88/20,263,153.28
  6. Step 6: Final answer
    x = 15,139,314.97

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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.