Home / 53,505,496.60-80,258,244.90-13,115,980.60

Finding the Fourth Proportional to 53,505,496.60, 80,258,244.90 and 13,115,980.60

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Solution

The fourth proportional to 53,505,496.60, 80,258,244.90 and 13,115,980.60 is: 19,673,970.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,505,496.60 : 80,258,244.90 = 13,115,980.60 : x
  2. Step 2: Convert to fraction form
    53,505,496.60/80,258,244.90 = 13,115,980.60/x
  3. Step 3: Cross multiply
    53,505,496.60x = 80,258,244.90 × 13,115,980.60
  4. Step 4: Simplify right side
    53,505,496.60x = 1,052,665,583,098,449
  5. Step 5: Solve for x
    x = 1,052,665,583,098,449/53,505,496.60
  6. Step 6: Final answer
    x = 19,673,970.90

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Double scale
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Similar ratio
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1.5x scale

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.