Home / 19,517,128.94-26,933,797.41-10,815,446.90

Finding the Fourth Proportional to 19,517,128.94, 26,933,797.41 and 10,815,446.90

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Solution

The fourth proportional to 19,517,128.94, 26,933,797.41 and 10,815,446.90 is: 14,925,405.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,517,128.94 : 26,933,797.41 = 10,815,446.90 : x
  2. Step 2: Convert to fraction form
    19,517,128.94/26,933,797.41 = 10,815,446.90/x
  3. Step 3: Cross multiply
    19,517,128.94x = 26,933,797.41 × 10,815,446.90
  4. Step 4: Simplify right side
    19,517,128.94x = 291,301,055,703,212.56
  5. Step 5: Solve for x
    x = 291,301,055,703,212.56/19,517,128.94
  6. Step 6: Final answer
    x = 14,925,405.09

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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.