Home / 12,467,959.77-17,205,621.37-6,961,428.19

Finding the Fourth Proportional to 12,467,959.77, 17,205,621.37 and 6,961,428.19

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Solution

The fourth proportional to 12,467,959.77, 17,205,621.37 and 6,961,428.19 is: 9,606,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467,959.77 : 17,205,621.37 = 6,961,428.19 : x
  2. Step 2: Convert to fraction form
    12,467,959.77/17,205,621.37 = 6,961,428.19/x
  3. Step 3: Cross multiply
    12,467,959.77x = 17,205,621.37 × 6,961,428.19
  4. Step 4: Simplify right side
    12,467,959.77x = 119,775,697,631,584.44
  5. Step 5: Solve for x
    x = 119,775,697,631,584.44/12,467,959.77
  6. Step 6: Final answer
    x = 9,606,679.83

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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.