Home / 18,895,895.62-26,080,589.21-12,365,741.67

Finding the Fourth Proportional to 18,895,895.62, 26,080,589.21 and 12,365,741.67

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Solution

The fourth proportional to 18,895,895.62, 26,080,589.21 and 12,365,741.67 is: 17,067,506.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,895,895.62 : 26,080,589.21 = 12,365,741.67 : x
  2. Step 2: Convert to fraction form
    18,895,895.62/26,080,589.21 = 12,365,741.67/x
  3. Step 3: Cross multiply
    18,895,895.62x = 26,080,589.21 × 12,365,741.67
  4. Step 4: Simplify right side
    18,895,895.62x = 322,505,828,772,249.38
  5. Step 5: Solve for x
    x = 322,505,828,772,249.38/18,895,895.62
  6. Step 6: Final answer
    x = 17,067,506.89

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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.