Home / 65,641,963.24-98,464,213.32-20,203,714

Finding the Fourth Proportional to 65,641,963.24, 98,464,213.32 and 20,203,714

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Solution

The fourth proportional to 65,641,963.24, 98,464,213.32 and 20,203,714 is: 30,305,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,641,963.24 : 98,464,213.32 = 20,203,714 : x
  2. Step 2: Convert to fraction form
    65,641,963.24/98,464,213.32 = 20,203,714/x
  3. Step 3: Cross multiply
    65,641,963.24x = 98,464,213.32 × 20,203,714
  4. Step 4: Simplify right side
    65,641,963.24x = 1,989,342,805,152,270.25
  5. Step 5: Solve for x
    x = 1,989,342,805,152,270.25/65,641,963.24
  6. Step 6: Final answer
    x = 30,305,961.41

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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.