Home / 38,507,720.64-57,749,385.96-12,594,034.56

Finding the Fourth Proportional to 38,507,720.64, 57,749,385.96 and 12,594,034.56

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Solution

The fourth proportional to 38,507,720.64, 57,749,385.96 and 12,594,034.56 is: 18,887,063.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,507,720.64 : 57,749,385.96 = 12,594,034.56 : x
  2. Step 2: Convert to fraction form
    38,507,720.64/57,749,385.96 = 12,594,034.56/x
  3. Step 3: Cross multiply
    38,507,720.64x = 57,749,385.96 × 12,594,034.56
  4. Step 4: Simplify right side
    38,507,720.64x = 727,297,762,599,018.88
  5. Step 5: Solve for x
    x = 727,297,762,599,018.88/38,507,720.64
  6. Step 6: Final answer
    x = 18,887,063.44

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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.