Home / 5,503,381.20-8,238,742.20-4,089,704.40

Finding the Fourth Proportional to 5,503,381.20, 8,238,742.20 and 4,089,704.40

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Solution

The fourth proportional to 5,503,381.20, 8,238,742.20 and 4,089,704.40 is: 6,122,421.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503,381.20 : 8,238,742.20 = 4,089,704.40 : x
  2. Step 2: Convert to fraction form
    5,503,381.20/8,238,742.20 = 4,089,704.40/x
  3. Step 3: Cross multiply
    5,503,381.20x = 8,238,742.20 × 4,089,704.40
  4. Step 4: Simplify right side
    5,503,381.20x = 33,694,020,225,805.68
  5. Step 5: Solve for x
    x = 33,694,020,225,805.68/5,503,381.20
  6. Step 6: Final answer
    x = 6,122,421.65

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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.