Home / 5,135,381.04-7,086,739.23-2,843,492.52

Finding the Fourth Proportional to 5,135,381.04, 7,086,739.23 and 2,843,492.52

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Solution

The fourth proportional to 5,135,381.04, 7,086,739.23 and 2,843,492.52 is: 3,923,971.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,135,381.04 : 7,086,739.23 = 2,843,492.52 : x
  2. Step 2: Convert to fraction form
    5,135,381.04/7,086,739.23 = 2,843,492.52/x
  3. Step 3: Cross multiply
    5,135,381.04x = 7,086,739.23 × 2,843,492.52
  4. Step 4: Simplify right side
    5,135,381.04x = 20,151,089,991,695.56
  5. Step 5: Solve for x
    x = 20,151,089,991,695.56/5,135,381.04
  6. Step 6: Final answer
    x = 3,923,971.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.