Home / 38,507,721.64-57,749,387.46-12,594,035.56

Finding the Fourth Proportional to 38,507,721.64, 57,749,387.46 and 12,594,035.56

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Solution

The fourth proportional to 38,507,721.64, 57,749,387.46 and 12,594,035.56 is: 18,887,064.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,507,721.64 : 57,749,387.46 = 12,594,035.56 : x
  2. Step 2: Convert to fraction form
    38,507,721.64/57,749,387.46 = 12,594,035.56/x
  3. Step 3: Cross multiply
    38,507,721.64x = 57,749,387.46 × 12,594,035.56
  4. Step 4: Simplify right side
    38,507,721.64x = 727,297,839,239,458.12
  5. Step 5: Solve for x
    x = 727,297,839,239,458.12/38,507,721.64
  6. Step 6: Final answer
    x = 18,887,064.94

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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.