Home / 12,673,488.80-19,010,233.20-11,280,029.60

Finding the Fourth Proportional to 12,673,488.80, 19,010,233.20 and 11,280,029.60

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Solution

The fourth proportional to 12,673,488.80, 19,010,233.20 and 11,280,029.60 is: 16,920,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,673,488.80 : 19,010,233.20 = 11,280,029.60 : x
  2. Step 2: Convert to fraction form
    12,673,488.80/19,010,233.20 = 11,280,029.60/x
  3. Step 3: Cross multiply
    12,673,488.80x = 19,010,233.20 × 11,280,029.60
  4. Step 4: Simplify right side
    12,673,488.80x = 214,435,993,198,902.72
  5. Step 5: Solve for x
    x = 214,435,993,198,902.72/12,673,488.80
  6. Step 6: Final answer
    x = 16,920,044.40

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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.