Home / 19,123,338.96-26,382,716.64-11,768,403.15

Finding the Fourth Proportional to 19,123,338.96, 26,382,716.64 and 11,768,403.15

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Solution

The fourth proportional to 19,123,338.96, 26,382,716.64 and 11,768,403.15 is: 16,235,786.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,123,338.96 : 26,382,716.64 = 11,768,403.15 : x
  2. Step 2: Convert to fraction form
    19,123,338.96/26,382,716.64 = 11,768,403.15/x
  3. Step 3: Cross multiply
    19,123,338.96x = 26,382,716.64 × 11,768,403.15
  4. Step 4: Simplify right side
    19,123,338.96x = 310,482,445,611,733.44
  5. Step 5: Solve for x
    x = 310,482,445,611,733.44/19,123,338.96
  6. Step 6: Final answer
    x = 16,235,786.35

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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.