Home / 60,821,369.43-91,224,445.60-19,877,383.32

Finding the Fourth Proportional to 60,821,369.43, 91,224,445.60 and 19,877,383.32

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Solution

The fourth proportional to 60,821,369.43, 91,224,445.60 and 19,877,383.32 is: 29,813,588.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,821,369.43 : 91,224,445.60 = 19,877,383.32 : x
  2. Step 2: Convert to fraction form
    60,821,369.43/91,224,445.60 = 19,877,383.32/x
  3. Step 3: Cross multiply
    60,821,369.43x = 91,224,445.60 × 19,877,383.32
  4. Step 4: Simplify right side
    60,821,369.43x = 1,813,303,273,345,687.25
  5. Step 5: Solve for x
    x = 1,813,303,273,345,687.25/60,821,369.43
  6. Step 6: Final answer
    x = 29,813,588.39

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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.