Home / 7,939,717.80-11,909,576.70-7,566,469.80

Finding the Fourth Proportional to 7,939,717.80, 11,909,576.70 and 7,566,469.80

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Solution

The fourth proportional to 7,939,717.80, 11,909,576.70 and 7,566,469.80 is: 11,349,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939,717.80 : 11,909,576.70 = 7,566,469.80 : x
  2. Step 2: Convert to fraction form
    7,939,717.80/11,909,576.70 = 7,566,469.80/x
  3. Step 3: Cross multiply
    7,939,717.80x = 11,909,576.70 × 7,566,469.80
  4. Step 4: Simplify right side
    7,939,717.80x = 90,113,452,431,333.66
  5. Step 5: Solve for x
    x = 90,113,452,431,333.66/7,939,717.80
  6. Step 6: Final answer
    x = 11,349,704.70

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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.