Home / 31,530,664.17-47,273,286.96-19,375,009.29

Finding the Fourth Proportional to 31,530,664.17, 47,273,286.96 and 19,375,009.29

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Solution

The fourth proportional to 31,530,664.17, 47,273,286.96 and 19,375,009.29 is: 29,048,559.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,530,664.17 : 47,273,286.96 = 19,375,009.29 : x
  2. Step 2: Convert to fraction form
    31,530,664.17/47,273,286.96 = 19,375,009.29/x
  3. Step 3: Cross multiply
    31,530,664.17x = 47,273,286.96 × 19,375,009.29
  4. Step 4: Simplify right side
    31,530,664.17x = 915,920,374,018,835.88
  5. Step 5: Solve for x
    x = 915,920,374,018,835.88/31,530,664.17
  6. Step 6: Final answer
    x = 29,048,559.49

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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.