Home / 22,230,531.81-33,383,958.47-13,645,047.11

Finding the Fourth Proportional to 22,230,531.81, 33,383,958.47 and 13,645,047.11

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Solution

The fourth proportional to 22,230,531.81, 33,383,958.47 and 13,645,047.11 is: 20,490,993.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230,531.81 : 33,383,958.47 = 13,645,047.11 : x
  2. Step 2: Convert to fraction form
    22,230,531.81/33,383,958.47 = 13,645,047.11/x
  3. Step 3: Cross multiply
    22,230,531.81x = 33,383,958.47 × 13,645,047.11
  4. Step 4: Simplify right side
    22,230,531.81x = 455,525,685,857,457.44
  5. Step 5: Solve for x
    x = 455,525,685,857,457.44/22,230,531.81
  6. Step 6: Final answer
    x = 20,490,993.64

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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.