Home / 12,943,933.71-19,404,527.13-5,274,028.11

Finding the Fourth Proportional to 12,943,933.71, 19,404,527.13 and 5,274,028.11

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Solution

The fourth proportional to 12,943,933.71, 19,404,527.13 and 5,274,028.11 is: 7,906,408.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,943,933.71 : 19,404,527.13 = 5,274,028.11 : x
  2. Step 2: Convert to fraction form
    12,943,933.71/19,404,527.13 = 5,274,028.11/x
  3. Step 3: Cross multiply
    12,943,933.71x = 19,404,527.13 × 5,274,028.11
  4. Step 4: Simplify right side
    12,943,933.71x = 102,340,021,544,877.62
  5. Step 5: Solve for x
    x = 102,340,021,544,877.62/12,943,933.71
  6. Step 6: Final answer
    x = 7,906,408.04

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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.