Home / 57,723,967.80-86,597,091.62-18,851,969.56

Finding the Fourth Proportional to 57,723,967.80, 86,597,091.62 and 18,851,969.56

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Solution

The fourth proportional to 57,723,967.80, 86,597,091.62 and 18,851,969.56 is: 28,281,592.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,723,967.80 : 86,597,091.62 = 18,851,969.56 : x
  2. Step 2: Convert to fraction form
    57,723,967.80/86,597,091.62 = 18,851,969.56/x
  3. Step 3: Cross multiply
    57,723,967.80x = 86,597,091.62 × 18,851,969.56
  4. Step 4: Simplify right side
    57,723,967.80x = 1,632,525,735,204,771
  5. Step 5: Solve for x
    x = 1,632,525,735,204,771/57,723,967.80
  6. Step 6: Final answer
    x = 28,281,592.51

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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.