Home / 52,125,111.55-71,932,664.84-28,920,183.15

Finding the Fourth Proportional to 52,125,111.55, 71,932,664.84 and 28,920,183.15

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Solution

The fourth proportional to 52,125,111.55, 71,932,664.84 and 28,920,183.15 is: 39,909,858.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,125,111.55 : 71,932,664.84 = 28,920,183.15 : x
  2. Step 2: Convert to fraction form
    52,125,111.55/71,932,664.84 = 28,920,183.15/x
  3. Step 3: Cross multiply
    52,125,111.55x = 71,932,664.84 × 28,920,183.15
  4. Step 4: Simplify right side
    52,125,111.55x = 2,080,305,841,523,609.75
  5. Step 5: Solve for x
    x = 2,080,305,841,523,609.75/52,125,111.55
  6. Step 6: Final answer
    x = 39,909,858.80

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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.