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Finding the Fourth Proportional to 41,912,700.22, 62,869,053.21 and 11,620,564.06

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Solution

The fourth proportional to 41,912,700.22, 62,869,053.21 and 11,620,564.06 is: 17,430,846.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,912,700.22 : 62,869,053.21 = 11,620,564.06 : x
  2. Step 2: Convert to fraction form
    41,912,700.22/62,869,053.21 = 11,620,564.06/x
  3. Step 3: Cross multiply
    41,912,700.22x = 62,869,053.21 × 11,620,564.06
  4. Step 4: Simplify right side
    41,912,700.22x = 730,573,860,218,353.62
  5. Step 5: Solve for x
    x = 730,573,860,218,353.62/41,912,700.22
  6. Step 6: Final answer
    x = 17,430,846.89

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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.