Home / 53,965,997.60-80,921,002.80-19,869,792.80

Finding the Fourth Proportional to 53,965,997.60, 80,921,002.80 and 19,869,792.80

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Solution

The fourth proportional to 53,965,997.60, 80,921,002.80 and 19,869,792.80 is: 29,794,382.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,965,997.60 : 80,921,002.80 = 19,869,792.80 : x
  2. Step 2: Convert to fraction form
    53,965,997.60/80,921,002.80 = 19,869,792.80/x
  3. Step 3: Cross multiply
    53,965,997.60x = 80,921,002.80 × 19,869,792.80
  4. Step 4: Simplify right side
    53,965,997.60x = 1,607,883,558,804,219.75
  5. Step 5: Solve for x
    x = 1,607,883,558,804,219.75/53,965,997.60
  6. Step 6: Final answer
    x = 29,794,382.21

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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.