Home / 14,422,171.80-21,628,008.90-7,231,315.80

Finding the Fourth Proportional to 14,422,171.80, 21,628,008.90 and 7,231,315.80

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Solution

The fourth proportional to 14,422,171.80, 21,628,008.90 and 7,231,315.80 is: 10,844,341.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422,171.80 : 21,628,008.90 = 7,231,315.80 : x
  2. Step 2: Convert to fraction form
    14,422,171.80/21,628,008.90 = 7,231,315.80/x
  3. Step 3: Cross multiply
    14,422,171.80x = 21,628,008.90 × 7,231,315.80
  4. Step 4: Simplify right side
    14,422,171.80x = 156,398,962,481,110.59
  5. Step 5: Solve for x
    x = 156,398,962,481,110.59/14,422,171.80
  6. Step 6: Final answer
    x = 10,844,341.94

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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.