Home / 65,969,992.08-91,035,504.72-36,601,012.08

Finding the Fourth Proportional to 65,969,992.08, 91,035,504.72 and 36,601,012.08

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Solution

The fourth proportional to 65,969,992.08, 91,035,504.72 and 36,601,012.08 is: 50,507,685.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,969,992.08 : 91,035,504.72 = 36,601,012.08 : x
  2. Step 2: Convert to fraction form
    65,969,992.08/91,035,504.72 = 36,601,012.08/x
  3. Step 3: Cross multiply
    65,969,992.08x = 91,035,504.72 × 36,601,012.08
  4. Step 4: Simplify right side
    65,969,992.08x = 3,331,991,607,965,617
  5. Step 5: Solve for x
    x = 3,331,991,607,965,617/65,969,992.08
  6. Step 6: Final answer
    x = 50,507,685.43

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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.