Home / 8,089,489.08-12,089,908.23-5,905,657.56

Finding the Fourth Proportional to 8,089,489.08, 12,089,908.23 and 5,905,657.56

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Solution

The fourth proportional to 8,089,489.08, 12,089,908.23 and 5,905,657.56 is: 8,826,126.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089,489.08 : 12,089,908.23 = 5,905,657.56 : x
  2. Step 2: Convert to fraction form
    8,089,489.08/12,089,908.23 = 5,905,657.56/x
  3. Step 3: Cross multiply
    8,089,489.08x = 12,089,908.23 × 5,905,657.56
  4. Step 4: Simplify right side
    8,089,489.08x = 71,398,857,938,205.72
  5. Step 5: Solve for x
    x = 71,398,857,938,205.72/8,089,489.08
  6. Step 6: Final answer
    x = 8,826,126.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.