Home / 20,179,973.55-28,188,190.05-20,179,973.55

Finding the Fourth Proportional to 20,179,973.55, 28,188,190.05 and 20,179,973.55

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Solution

The fourth proportional to 20,179,973.55, 28,188,190.05 and 20,179,973.55 is: 28,188,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,179,973.55 : 28,188,190.05 = 20,179,973.55 : x
  2. Step 2: Convert to fraction form
    20,179,973.55/28,188,190.05 = 20,179,973.55/x
  3. Step 3: Cross multiply
    20,179,973.55x = 28,188,190.05 × 20,179,973.55
  4. Step 4: Simplify right side
    20,179,973.55x = 568,836,929,631,373.25
  5. Step 5: Solve for x
    x = 568,836,929,631,373.25/20,179,973.55
  6. Step 6: Final answer
    x = 28,188,190.05

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.