Home / 12,657,690.63-17,467,696.92-6,856,472.33

Finding the Fourth Proportional to 12,657,690.63, 17,467,696.92 and 6,856,472.33

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Solution

The fourth proportional to 12,657,690.63, 17,467,696.92 and 6,856,472.33 is: 9,461,977.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,657,690.63 : 17,467,696.92 = 6,856,472.33 : x
  2. Step 2: Convert to fraction form
    12,657,690.63/17,467,696.92 = 6,856,472.33/x
  3. Step 3: Cross multiply
    12,657,690.63x = 17,467,696.92 × 6,856,472.33
  4. Step 4: Simplify right side
    12,657,690.63x = 119,766,780,513,467.75
  5. Step 5: Solve for x
    x = 119,766,780,513,467.75/12,657,690.63
  6. Step 6: Final answer
    x = 9,461,977.23

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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.