Home / 18,986,529.26-26,201,536.16-10,284,701.78

Finding the Fourth Proportional to 18,986,529.26, 26,201,536.16 and 10,284,701.78

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Solution

The fourth proportional to 18,986,529.26, 26,201,536.16 and 10,284,701.78 is: 14,192,956.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,986,529.26 : 26,201,536.16 = 10,284,701.78 : x
  2. Step 2: Convert to fraction form
    18,986,529.26/26,201,536.16 = 10,284,701.78/x
  3. Step 3: Cross multiply
    18,986,529.26x = 26,201,536.16 × 10,284,701.78
  4. Step 4: Simplify right side
    18,986,529.26x = 269,474,985,597,566.72
  5. Step 5: Solve for x
    x = 269,474,985,597,566.72/18,986,529.26
  6. Step 6: Final answer
    x = 14,192,956.59

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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.