Home / 43,589,145.60-65,397,715.20-19,318,694.40

Finding the Fourth Proportional to 43,589,145.60, 65,397,715.20 and 19,318,694.40

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Solution

The fourth proportional to 43,589,145.60, 65,397,715.20 and 19,318,694.40 is: 28,984,244.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,589,145.60 : 65,397,715.20 = 19,318,694.40 : x
  2. Step 2: Convert to fraction form
    43,589,145.60/65,397,715.20 = 19,318,694.40/x
  3. Step 3: Cross multiply
    43,589,145.60x = 65,397,715.20 × 19,318,694.40
  4. Step 4: Simplify right side
    43,589,145.60x = 1,263,398,474,407,034.75
  5. Step 5: Solve for x
    x = 1,263,398,474,407,034.75/43,589,145.60
  6. Step 6: Final answer
    x = 28,984,244.98

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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.