Home / 18,086,619.20-27,161,421.60-9,583,563.20

Finding the Fourth Proportional to 18,086,619.20, 27,161,421.60 and 9,583,563.20

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Solution

The fourth proportional to 18,086,619.20, 27,161,421.60 and 9,583,563.20 is: 14,392,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086,619.20 : 27,161,421.60 = 9,583,563.20 : x
  2. Step 2: Convert to fraction form
    18,086,619.20/27,161,421.60 = 9,583,563.20/x
  3. Step 3: Cross multiply
    18,086,619.20x = 27,161,421.60 × 9,583,563.20
  4. Step 4: Simplify right side
    18,086,619.20x = 260,303,200,505,445.12
  5. Step 5: Solve for x
    x = 260,303,200,505,445.12/18,086,619.20
  6. Step 6: Final answer
    x = 14,392,031.90

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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.