Home / 19,214,775.91-28,799,007.22-8,825,658.70

Finding the Fourth Proportional to 19,214,775.91, 28,799,007.22 and 8,825,658.70

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Solution

The fourth proportional to 19,214,775.91, 28,799,007.22 and 8,825,658.70 is: 13,227,851.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214,775.91 : 28,799,007.22 = 8,825,658.70 : x
  2. Step 2: Convert to fraction form
    19,214,775.91/28,799,007.22 = 8,825,658.70/x
  3. Step 3: Cross multiply
    19,214,775.91x = 28,799,007.22 × 8,825,658.70
  4. Step 4: Simplify right side
    19,214,775.91x = 254,170,208,622,555.78
  5. Step 5: Solve for x
    x = 254,170,208,622,555.78/19,214,775.91
  6. Step 6: Final answer
    x = 13,227,851.83

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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.