Home / 8,461,004.40-12,672,844.20-5,089,330.80

Finding the Fourth Proportional to 8,461,004.40, 12,672,844.20 and 5,089,330.80

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Solution

The fourth proportional to 8,461,004.40, 12,672,844.20 and 5,089,330.80 is: 7,622,770.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461,004.40 : 12,672,844.20 = 5,089,330.80 : x
  2. Step 2: Convert to fraction form
    8,461,004.40/12,672,844.20 = 5,089,330.80/x
  3. Step 3: Cross multiply
    8,461,004.40x = 12,672,844.20 × 5,089,330.80
  4. Step 4: Simplify right side
    8,461,004.40x = 64,496,296,310,661.35
  5. Step 5: Solve for x
    x = 64,496,296,310,661.35/8,461,004.40
  6. Step 6: Final answer
    x = 7,622,770.69

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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.