Home / 50,980,449.60-76,460,047.20-18,647,582.40

Finding the Fourth Proportional to 50,980,449.60, 76,460,047.20 and 18,647,582.40

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Solution

The fourth proportional to 50,980,449.60, 76,460,047.20 and 18,647,582.40 is: 27,967,486.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,980,449.60 : 76,460,047.20 = 18,647,582.40 : x
  2. Step 2: Convert to fraction form
    50,980,449.60/76,460,047.20 = 18,647,582.40/x
  3. Step 3: Cross multiply
    50,980,449.60x = 76,460,047.20 × 18,647,582.40
  4. Step 4: Simplify right side
    50,980,449.60x = 1,425,795,030,469,889.25
  5. Step 5: Solve for x
    x = 1,425,795,030,469,889.25/50,980,449.60
  6. Step 6: Final answer
    x = 27,967,486.39

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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.