Home / 48,512,300.40-72,768,450.60-19,743,627.60

Finding the Fourth Proportional to 48,512,300.40, 72,768,450.60 and 19,743,627.60

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Solution

The fourth proportional to 48,512,300.40, 72,768,450.60 and 19,743,627.60 is: 29,615,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,512,300.40 : 72,768,450.60 = 19,743,627.60 : x
  2. Step 2: Convert to fraction form
    48,512,300.40/72,768,450.60 = 19,743,627.60/x
  3. Step 3: Cross multiply
    48,512,300.40x = 72,768,450.60 × 19,743,627.60
  4. Step 4: Simplify right side
    48,512,300.40x = 1,436,713,189,675,396.50
  5. Step 5: Solve for x
    x = 1,436,713,189,675,396.50/48,512,300.40
  6. Step 6: Final answer
    x = 29,615,441.40

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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.