Home / 19,202,719.41-28,773,742.68-15,590,839.73

Finding the Fourth Proportional to 19,202,719.41, 28,773,742.68 and 15,590,839.73

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Solution

The fourth proportional to 19,202,719.41, 28,773,742.68 and 15,590,839.73 is: 23,361,629.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202,719.41 : 28,773,742.68 = 15,590,839.73 : x
  2. Step 2: Convert to fraction form
    19,202,719.41/28,773,742.68 = 15,590,839.73/x
  3. Step 3: Cross multiply
    19,202,719.41x = 28,773,742.68 × 15,590,839.73
  4. Step 4: Simplify right side
    19,202,719.41x = 448,606,810,412,271.94
  5. Step 5: Solve for x
    x = 448,606,810,412,271.94/19,202,719.41
  6. Step 6: Final answer
    x = 23,361,629.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.