Home / 12,500,194.08-17,252,965.94-7,606,992.72

Finding the Fourth Proportional to 12,500,194.08, 17,252,965.94 and 7,606,992.72

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Solution

The fourth proportional to 12,500,194.08, 17,252,965.94 and 7,606,992.72 is: 10,499,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500,194.08 : 17,252,965.94 = 7,606,992.72 : x
  2. Step 2: Convert to fraction form
    12,500,194.08/17,252,965.94 = 7,606,992.72/x
  3. Step 3: Cross multiply
    12,500,194.08x = 17,252,965.94 × 7,606,992.72
  4. Step 4: Simplify right side
    12,500,194.08x = 131,243,186,303,987.97
  5. Step 5: Solve for x
    x = 131,243,186,303,987.97/12,500,194.08
  6. Step 6: Final answer
    x = 10,499,291.89

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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.