Home / 53,923,314.30-80,876,998.59-19,836,688.56

Finding the Fourth Proportional to 53,923,314.30, 80,876,998.59 and 19,836,688.56

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Solution

The fourth proportional to 53,923,314.30, 80,876,998.59 and 19,836,688.56 is: 29,752,099.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,923,314.30 : 80,876,998.59 = 19,836,688.56 : x
  2. Step 2: Convert to fraction form
    53,923,314.30/80,876,998.59 = 19,836,688.56/x
  3. Step 3: Cross multiply
    53,923,314.30x = 80,876,998.59 × 19,836,688.56
  4. Step 4: Simplify right side
    53,923,314.30x = 1,604,331,832,697,389
  5. Step 5: Solve for x
    x = 1,604,331,832,697,389/53,923,314.30
  6. Step 6: Final answer
    x = 29,752,099.88

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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.