Home / 29,089,406.70-40,143,690.62-16,037,132.72

Finding the Fourth Proportional to 29,089,406.70, 40,143,690.62 and 16,037,132.72

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Solution

The fourth proportional to 29,089,406.70, 40,143,690.62 and 16,037,132.72 is: 22,131,413.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,089,406.70 : 40,143,690.62 = 16,037,132.72 : x
  2. Step 2: Convert to fraction form
    29,089,406.70/40,143,690.62 = 16,037,132.72/x
  3. Step 3: Cross multiply
    29,089,406.70x = 40,143,690.62 × 16,037,132.72
  4. Step 4: Simplify right side
    29,089,406.70x = 643,789,694,182,933.50
  5. Step 5: Solve for x
    x = 643,789,694,182,933.50/29,089,406.70
  6. Step 6: Final answer
    x = 22,131,413.71

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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.