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Finding the Fourth Proportional to 6,490,364.41, 8,946,762.82 and 4,856,296.33

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Solution

The fourth proportional to 6,490,364.41, 8,946,762.82 and 4,856,296.33 is: 6,694,251.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,490,364.41 : 8,946,762.82 = 4,856,296.33 : x
  2. Step 2: Convert to fraction form
    6,490,364.41/8,946,762.82 = 4,856,296.33/x
  3. Step 3: Cross multiply
    6,490,364.41x = 8,946,762.82 × 4,856,296.33
  4. Step 4: Simplify right side
    6,490,364.41x = 43,448,131,448,146.45
  5. Step 5: Solve for x
    x = 43,448,131,448,146.45/6,490,364.41
  6. Step 6: Final answer
    x = 6,694,251.46

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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.