Home / 13,561,126.41-18,714,524.63-7,366,276.56

Finding the Fourth Proportional to 13,561,126.41, 18,714,524.63 and 7,366,276.56

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Solution

The fourth proportional to 13,561,126.41, 18,714,524.63 and 7,366,276.56 is: 10,165,554.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,561,126.41 : 18,714,524.63 = 7,366,276.56 : x
  2. Step 2: Convert to fraction form
    13,561,126.41/18,714,524.63 = 7,366,276.56/x
  3. Step 3: Cross multiply
    13,561,126.41x = 18,714,524.63 × 7,366,276.56
  4. Step 4: Simplify right side
    13,561,126.41x = 137,856,364,083,025.86
  5. Step 5: Solve for x
    x = 137,856,364,083,025.86/13,561,126.41
  6. Step 6: Final answer
    x = 10,165,554.09

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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.