Home / 6,288,263.94-8,677,231.65-3,638,653.44

Finding the Fourth Proportional to 6,288,263.94, 8,677,231.65 and 3,638,653.44

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Solution

The fourth proportional to 6,288,263.94, 8,677,231.65 and 3,638,653.44 is: 5,021,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,263.94 : 8,677,231.65 = 3,638,653.44 : x
  2. Step 2: Convert to fraction form
    6,288,263.94/8,677,231.65 = 3,638,653.44/x
  3. Step 3: Cross multiply
    6,288,263.94x = 8,677,231.65 × 3,638,653.44
  4. Step 4: Simplify right side
    6,288,263.94x = 31,573,438,792,949.38
  5. Step 5: Solve for x
    x = 31,573,438,792,949.38/6,288,263.94
  6. Step 6: Final answer
    x = 5,021,010.42

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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.