Home / 5,521,542.78-8,282,757.02-1,927,230.14

Finding the Fourth Proportional to 5,521,542.78, 8,282,757.02 and 1,927,230.14

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Solution

The fourth proportional to 5,521,542.78, 8,282,757.02 and 1,927,230.14 is: 2,890,999.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521,542.78 : 8,282,757.02 = 1,927,230.14 : x
  2. Step 2: Convert to fraction form
    5,521,542.78/8,282,757.02 = 1,927,230.14/x
  3. Step 3: Cross multiply
    5,521,542.78x = 8,282,757.02 × 1,927,230.14
  4. Step 4: Simplify right side
    5,521,542.78x = 15,962,778,971,240.58
  5. Step 5: Solve for x
    x = 15,962,778,971,240.58/5,521,542.78
  6. Step 6: Final answer
    x = 2,890,999.78

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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.