Home / 7,660,433.10-10,571,392.71-4,175,778.54

Finding the Fourth Proportional to 7,660,433.10, 10,571,392.71 and 4,175,778.54

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Solution

The fourth proportional to 7,660,433.10, 10,571,392.71 and 4,175,778.54 is: 5,762,571.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660,433.10 : 10,571,392.71 = 4,175,778.54 : x
  2. Step 2: Convert to fraction form
    7,660,433.10/10,571,392.71 = 4,175,778.54/x
  3. Step 3: Cross multiply
    7,660,433.10x = 10,571,392.71 × 4,175,778.54
  4. Step 4: Simplify right side
    7,660,433.10x = 44,143,794,816,330.45
  5. Step 5: Solve for x
    x = 44,143,794,816,330.45/7,660,433.10
  6. Step 6: Final answer
    x = 5,762,571.68

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1.5x scale

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.