Home / 31,056,644.70-46,584,967.05-19,747,230.30

Finding the Fourth Proportional to 31,056,644.70, 46,584,967.05 and 19,747,230.30

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Solution

The fourth proportional to 31,056,644.70, 46,584,967.05 and 19,747,230.30 is: 29,620,845.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,056,644.70 : 46,584,967.05 = 19,747,230.30 : x
  2. Step 2: Convert to fraction form
    31,056,644.70/46,584,967.05 = 19,747,230.30/x
  3. Step 3: Cross multiply
    31,056,644.70x = 46,584,967.05 × 19,747,230.30
  4. Step 4: Simplify right side
    31,056,644.70x = 919,924,072,854,261.62
  5. Step 5: Solve for x
    x = 919,924,072,854,261.62/31,056,644.70
  6. Step 6: Final answer
    x = 29,620,845.45

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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.