Home / 65,455,485.90-98,167,481.37-20,017,674.06

Finding the Fourth Proportional to 65,455,485.90, 98,167,481.37 and 20,017,674.06

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Solution

The fourth proportional to 65,455,485.90, 98,167,481.37 and 20,017,674.06 is: 30,021,695.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,455,485.90 : 98,167,481.37 = 20,017,674.06 : x
  2. Step 2: Convert to fraction form
    65,455,485.90/98,167,481.37 = 20,017,674.06/x
  3. Step 3: Cross multiply
    65,455,485.90x = 98,167,481.37 × 20,017,674.06
  4. Step 4: Simplify right side
    65,455,485.90x = 1,965,084,645,355,782.25
  5. Step 5: Solve for x
    x = 1,965,084,645,355,782.25/65,455,485.90
  6. Step 6: Final answer
    x = 30,021,695.18

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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.