Home / 40,094,157.60-55,330,134.48-21,759,464.16

Finding the Fourth Proportional to 40,094,157.60, 55,330,134.48 and 21,759,464.16

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Solution

The fourth proportional to 40,094,157.60, 55,330,134.48 and 21,759,464.16 is: 30,028,167.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,094,157.60 : 55,330,134.48 = 21,759,464.16 : x
  2. Step 2: Convert to fraction form
    40,094,157.60/55,330,134.48 = 21,759,464.16/x
  3. Step 3: Cross multiply
    40,094,157.60x = 55,330,134.48 × 21,759,464.16
  4. Step 4: Simplify right side
    40,094,157.60x = 1,203,954,078,185,540.25
  5. Step 5: Solve for x
    x = 1,203,954,078,185,540.25/40,094,157.60
  6. Step 6: Final answer
    x = 30,028,167.45

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1.5x scale

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.