Home / 19,327,647.10-28,994,969.85-9,718,843.90

Finding the Fourth Proportional to 19,327,647.10, 28,994,969.85 and 9,718,843.90

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Solution

The fourth proportional to 19,327,647.10, 28,994,969.85 and 9,718,843.90 is: 14,580,025.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327,647.10 : 28,994,969.85 = 9,718,843.90 : x
  2. Step 2: Convert to fraction form
    19,327,647.10/28,994,969.85 = 9,718,843.90/x
  3. Step 3: Cross multiply
    19,327,647.10x = 28,994,969.85 × 9,718,843.90
  4. Step 4: Simplify right side
    19,327,647.10x = 281,797,585,857,356.44
  5. Step 5: Solve for x
    x = 281,797,585,857,356.44/19,327,647.10
  6. Step 6: Final answer
    x = 14,580,025.41

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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.