Home / 47,242,928.72-65,195,242.44-25,512,896.72

Finding the Fourth Proportional to 47,242,928.72, 65,195,242.44 and 25,512,896.72

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Solution

The fourth proportional to 47,242,928.72, 65,195,242.44 and 25,512,896.72 is: 35,207,797.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,242,928.72 : 65,195,242.44 = 25,512,896.72 : x
  2. Step 2: Convert to fraction form
    47,242,928.72/65,195,242.44 = 25,512,896.72/x
  3. Step 3: Cross multiply
    47,242,928.72x = 65,195,242.44 × 25,512,896.72
  4. Step 4: Simplify right side
    47,242,928.72x = 1,663,319,487,007,080.75
  5. Step 5: Solve for x
    x = 1,663,319,487,007,080.75/47,242,928.72
  6. Step 6: Final answer
    x = 35,207,797.91

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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.