Home / 53,431,520.49-73,735,640.24-28,985,234.49

Finding the Fourth Proportional to 53,431,520.49, 73,735,640.24 and 28,985,234.49

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Solution

The fourth proportional to 53,431,520.49, 73,735,640.24 and 28,985,234.49 is: 39,999,700.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,431,520.49 : 73,735,640.24 = 28,985,234.49 : x
  2. Step 2: Convert to fraction form
    53,431,520.49/73,735,640.24 = 28,985,234.49/x
  3. Step 3: Cross multiply
    53,431,520.49x = 73,735,640.24 × 28,985,234.49
  4. Step 4: Simplify right side
    53,431,520.49x = 2,137,244,822,481,753.50
  5. Step 5: Solve for x
    x = 2,137,244,822,481,753.50/53,431,520.49
  6. Step 6: Final answer
    x = 39,999,700.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.