Home / 12,793,498.88-19,183,728-4,270,772.48

Finding the Fourth Proportional to 12,793,498.88, 19,183,728 and 4,270,772.48

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Solution

The fourth proportional to 12,793,498.88, 19,183,728 and 4,270,772.48 is: 6,403,982.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,793,498.88 : 19,183,728 = 4,270,772.48 : x
  2. Step 2: Convert to fraction form
    12,793,498.88/19,183,728 = 4,270,772.48/x
  3. Step 3: Cross multiply
    12,793,498.88x = 19,183,728 × 4,270,772.48
  4. Step 4: Simplify right side
    12,793,498.88x = 81,929,337,606,205.45
  5. Step 5: Solve for x
    x = 81,929,337,606,205.45/12,793,498.88
  6. Step 6: Final answer
    x = 6,403,982.08

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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.