Home / 8,736,021.20-12,096,020.04-8,064,174.80

Finding the Fourth Proportional to 8,736,021.20, 12,096,020.04 and 8,064,174.80

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Solution

The fourth proportional to 8,736,021.20, 12,096,020.04 and 8,064,174.80 is: 11,165,771.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,021.20 : 12,096,020.04 = 8,064,174.80 : x
  2. Step 2: Convert to fraction form
    8,736,021.20/12,096,020.04 = 8,064,174.80/x
  3. Step 3: Cross multiply
    8,736,021.20x = 12,096,020.04 × 8,064,174.80
  4. Step 4: Simplify right side
    8,736,021.20x = 97,544,419,986,862.98
  5. Step 5: Solve for x
    x = 97,544,419,986,862.98/8,736,021.20
  6. Step 6: Final answer
    x = 11,165,771.89

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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.