Home / 57,836,835.20-86,694,720.96-19,485,096.32

Finding the Fourth Proportional to 57,836,835.20, 86,694,720.96 and 19,485,096.32

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Solution

The fourth proportional to 57,836,835.20, 86,694,720.96 and 19,485,096.32 is: 29,207,251.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,836,835.20 : 86,694,720.96 = 19,485,096.32 : x
  2. Step 2: Convert to fraction form
    57,836,835.20/86,694,720.96 = 19,485,096.32/x
  3. Step 3: Cross multiply
    57,836,835.20x = 86,694,720.96 × 19,485,096.32
  4. Step 4: Simplify right side
    57,836,835.20x = 1,689,254,988,341,122.75
  5. Step 5: Solve for x
    x = 1,689,254,988,341,122.75/57,836,835.20
  6. Step 6: Final answer
    x = 29,207,251.44

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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.