Home / 19,090,118.75-26,344,368.20-10,505,414.75

Finding the Fourth Proportional to 19,090,118.75, 26,344,368.20 and 10,505,414.75

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Solution

The fourth proportional to 19,090,118.75, 26,344,368.20 and 10,505,414.75 is: 14,497,474.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090,118.75 : 26,344,368.20 = 10,505,414.75 : x
  2. Step 2: Convert to fraction form
    19,090,118.75/26,344,368.20 = 10,505,414.75/x
  3. Step 3: Cross multiply
    19,090,118.75x = 26,344,368.20 × 10,505,414.75
  4. Step 4: Simplify right side
    19,090,118.75x = 276,758,514,215,183.88
  5. Step 5: Solve for x
    x = 276,758,514,215,183.88/19,090,118.75
  6. Step 6: Final answer
    x = 14,497,474.73

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1.5x scale

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.