Home / 11,878,757.73-16,392,696.17-6,446,249.73

Finding the Fourth Proportional to 11,878,757.73, 16,392,696.17 and 6,446,249.73

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Solution

The fourth proportional to 11,878,757.73, 16,392,696.17 and 6,446,249.73 is: 8,895,830.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,878,757.73 : 16,392,696.17 = 6,446,249.73 : x
  2. Step 2: Convert to fraction form
    11,878,757.73/16,392,696.17 = 6,446,249.73/x
  3. Step 3: Cross multiply
    11,878,757.73x = 16,392,696.17 × 6,446,249.73
  4. Step 4: Simplify right side
    11,878,757.73x = 105,671,413,227,603.28
  5. Step 5: Solve for x
    x = 105,671,413,227,603.28/11,878,757.73
  6. Step 6: Final answer
    x = 8,895,830.32

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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.