Home / 21,694,171.63-32,550,382.09-13,503,661.01

Finding the Fourth Proportional to 21,694,171.63, 32,550,382.09 and 13,503,661.01

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Solution

The fourth proportional to 21,694,171.63, 32,550,382.09 and 13,503,661.01 is: 20,261,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,694,171.63 : 32,550,382.09 = 13,503,661.01 : x
  2. Step 2: Convert to fraction form
    21,694,171.63/32,550,382.09 = 13,503,661.01/x
  3. Step 3: Cross multiply
    21,694,171.63x = 32,550,382.09 × 13,503,661.01
  4. Step 4: Simplify right side
    21,694,171.63x = 439,549,325,489,335.31
  5. Step 5: Solve for x
    x = 439,549,325,489,335.31/21,694,171.63
  6. Step 6: Final answer
    x = 20,261,171.21

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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.