Home / 8,869,833.78-12,240,369.45-4,795,452.78

Finding the Fourth Proportional to 8,869,833.78, 12,240,369.45 and 4,795,452.78

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Solution

The fourth proportional to 8,869,833.78, 12,240,369.45 and 4,795,452.78 is: 6,617,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,833.78 : 12,240,369.45 = 4,795,452.78 : x
  2. Step 2: Convert to fraction form
    8,869,833.78/12,240,369.45 = 4,795,452.78/x
  3. Step 3: Cross multiply
    8,869,833.78x = 12,240,369.45 × 4,795,452.78
  4. Step 4: Simplify right side
    8,869,833.78x = 58,698,113,707,229.57
  5. Step 5: Solve for x
    x = 58,698,113,707,229.57/8,869,833.78
  6. Step 6: Final answer
    x = 6,617,724.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.