Home / 53,431,877.61-73,736,131.41-28,985,591.61

Finding the Fourth Proportional to 53,431,877.61, 73,736,131.41 and 28,985,591.61

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Solution

The fourth proportional to 53,431,877.61, 73,736,131.41 and 28,985,591.61 is: 40,000,192.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,431,877.61 : 73,736,131.41 = 28,985,591.61 : x
  2. Step 2: Convert to fraction form
    53,431,877.61/73,736,131.41 = 28,985,591.61/x
  3. Step 3: Cross multiply
    53,431,877.61x = 73,736,131.41 × 28,985,591.61
  4. Step 4: Simplify right side
    53,431,877.61x = 2,137,285,391,951,553.25
  5. Step 5: Solve for x
    x = 2,137,285,391,951,553.25/53,431,877.61
  6. Step 6: Final answer
    x = 40,000,192.54

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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.