Home / 13,284,586.20-19,926,879.30-9,174,775.80

Finding the Fourth Proportional to 13,284,586.20, 19,926,879.30 and 9,174,775.80

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Solution

The fourth proportional to 13,284,586.20, 19,926,879.30 and 9,174,775.80 is: 13,762,163.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284,586.20 : 19,926,879.30 = 9,174,775.80 : x
  2. Step 2: Convert to fraction form
    13,284,586.20/19,926,879.30 = 9,174,775.80/x
  3. Step 3: Cross multiply
    13,284,586.20x = 19,926,879.30 × 9,174,775.80
  4. Step 4: Simplify right side
    13,284,586.20x = 182,824,649,971,160.97
  5. Step 5: Solve for x
    x = 182,824,649,971,160.97/13,284,586.20
  6. Step 6: Final answer
    x = 13,762,163.70

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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.