Home / 8,446,141.86-12,667,929.75-2,766,240.42

Finding the Fourth Proportional to 8,446,141.86, 12,667,929.75 and 2,766,240.42

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Solution

The fourth proportional to 8,446,141.86, 12,667,929.75 and 2,766,240.42 is: 4,148,940.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446,141.86 : 12,667,929.75 = 2,766,240.42 : x
  2. Step 2: Convert to fraction form
    8,446,141.86/12,667,929.75 = 2,766,240.42/x
  3. Step 3: Cross multiply
    8,446,141.86x = 12,667,929.75 × 2,766,240.42
  4. Step 4: Simplify right side
    8,446,141.86x = 35,042,539,312,170.49
  5. Step 5: Solve for x
    x = 35,042,539,312,170.49/8,446,141.86
  6. Step 6: Final answer
    x = 4,148,940.41

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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.