Home / 12,509,805-17,263,414.26-7,077,297

Finding the Fourth Proportional to 12,509,805, 17,263,414.26 and 7,077,297

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Solution

The fourth proportional to 12,509,805, 17,263,414.26 and 7,077,297 is: 9,766,603.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,509,805 : 17,263,414.26 = 7,077,297 : x
  2. Step 2: Convert to fraction form
    12,509,805/17,263,414.26 = 7,077,297/x
  3. Step 3: Cross multiply
    12,509,805x = 17,263,414.26 × 7,077,297
  4. Step 4: Simplify right side
    12,509,805x = 122,178,309,952,055.23
  5. Step 5: Solve for x
    x = 122,178,309,952,055.23/12,509,805
  6. Step 6: Final answer
    x = 9,766,603.87

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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.