Home / 13,902,282.40-20,853,423.60-4,318,629.70

Finding the Fourth Proportional to 13,902,282.40, 20,853,423.60 and 4,318,629.70

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Solution

The fourth proportional to 13,902,282.40, 20,853,423.60 and 4,318,629.70 is: 6,477,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,282.40 : 20,853,423.60 = 4,318,629.70 : x
  2. Step 2: Convert to fraction form
    13,902,282.40/20,853,423.60 = 4,318,629.70/x
  3. Step 3: Cross multiply
    13,902,282.40x = 20,853,423.60 × 4,318,629.70
  4. Step 4: Simplify right side
    13,902,282.40x = 90,058,214,505,640.94
  5. Step 5: Solve for x
    x = 90,058,214,505,640.94/13,902,282.40
  6. Step 6: Final answer
    x = 6,477,944.55

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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.