Home / 47,480,307.63-71,183,255.37-18,747,949.96

Finding the Fourth Proportional to 47,480,307.63, 71,183,255.37 and 18,747,949.96

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Solution

The fourth proportional to 47,480,307.63, 71,183,255.37 and 18,747,949.96 is: 28,107,233.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,480,307.63 : 71,183,255.37 = 18,747,949.96 : x
  2. Step 2: Convert to fraction form
    47,480,307.63/71,183,255.37 = 18,747,949.96/x
  3. Step 3: Cross multiply
    47,480,307.63x = 71,183,255.37 × 18,747,949.96
  4. Step 4: Simplify right side
    47,480,307.63x = 1,334,540,109,666,661.50
  5. Step 5: Solve for x
    x = 1,334,540,109,666,661.50/47,480,307.63
  6. Step 6: Final answer
    x = 28,107,233.85

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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.