Home / 12,775,221.41-17,629,837.18-6,974,007.08

Finding the Fourth Proportional to 12,775,221.41, 17,629,837.18 and 6,974,007.08

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Solution

The fourth proportional to 12,775,221.41, 17,629,837.18 and 6,974,007.08 is: 9,624,147.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,775,221.41 : 17,629,837.18 = 6,974,007.08 : x
  2. Step 2: Convert to fraction form
    12,775,221.41/17,629,837.18 = 6,974,007.08/x
  3. Step 3: Cross multiply
    12,775,221.41x = 17,629,837.18 × 6,974,007.08
  4. Step 4: Simplify right side
    12,775,221.41x = 122,950,609,206,983.02
  5. Step 5: Solve for x
    x = 122,950,609,206,983.02/12,775,221.41
  6. Step 6: Final answer
    x = 9,624,147.04

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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.