Home / 20,604,165.75-30,906,839.12-5,458,097.25

Finding the Fourth Proportional to 20,604,165.75, 30,906,839.12 and 5,458,097.25

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Solution

The fourth proportional to 20,604,165.75, 30,906,839.12 and 5,458,097.25 is: 8,187,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,604,165.75 : 30,906,839.12 = 5,458,097.25 : x
  2. Step 2: Convert to fraction form
    20,604,165.75/30,906,839.12 = 5,458,097.25/x
  3. Step 3: Cross multiply
    20,604,165.75x = 30,906,839.12 × 5,458,097.25
  4. Step 4: Simplify right side
    20,604,165.75x = 168,692,533,579,773.94
  5. Step 5: Solve for x
    x = 168,692,533,579,773.94/20,604,165.75
  6. Step 6: Final answer
    x = 8,187,302.30

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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.