Home / 12,672,064.40-19,008,096.60-6,279,846.80

Finding the Fourth Proportional to 12,672,064.40, 19,008,096.60 and 6,279,846.80

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Solution

The fourth proportional to 12,672,064.40, 19,008,096.60 and 6,279,846.80 is: 9,419,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,064.40 : 19,008,096.60 = 6,279,846.80 : x
  2. Step 2: Convert to fraction form
    12,672,064.40/19,008,096.60 = 6,279,846.80/x
  3. Step 3: Cross multiply
    12,672,064.40x = 19,008,096.60 × 6,279,846.80
  4. Step 4: Simplify right side
    12,672,064.40x = 119,367,934,607,600.89
  5. Step 5: Solve for x
    x = 119,367,934,607,600.89/12,672,064.40
  6. Step 6: Final answer
    x = 9,419,770.20

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1.5x scale

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.