Home / 8,222,338.61-11,344,218.73-4,783,915.34

Finding the Fourth Proportional to 8,222,338.61, 11,344,218.73 and 4,783,915.34

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Solution

The fourth proportional to 8,222,338.61, 11,344,218.73 and 4,783,915.34 is: 6,600,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222,338.61 : 11,344,218.73 = 4,783,915.34 : x
  2. Step 2: Convert to fraction form
    8,222,338.61/11,344,218.73 = 4,783,915.34/x
  3. Step 3: Cross multiply
    8,222,338.61x = 11,344,218.73 × 4,783,915.34
  4. Step 4: Simplify right side
    8,222,338.61x = 54,269,782,002,762.32
  5. Step 5: Solve for x
    x = 54,269,782,002,762.32/8,222,338.61
  6. Step 6: Final answer
    x = 6,600,285.46

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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.