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Finding the Fourth Proportional to 44,389,800, 66,584,700 and 12,477,096

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Solution

The fourth proportional to 44,389,800, 66,584,700 and 12,477,096 is: 18,715,644

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,389,800 : 66,584,700 = 12,477,096 : x
  2. Step 2: Convert to fraction form
    44,389,800/66,584,700 = 12,477,096/x
  3. Step 3: Cross multiply
    44,389,800x = 66,584,700 × 12,477,096
  4. Step 4: Simplify right side
    44,389,800x = 830,783,694,031,200
  5. Step 5: Solve for x
    x = 830,783,694,031,200/44,389,800
  6. Step 6: Final answer
    x = 18,715,644

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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.