Home / 47,693,544.40-71,544,204.60-20,400,043.60

Finding the Fourth Proportional to 47,693,544.40, 71,544,204.60 and 20,400,043.60

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Solution

The fourth proportional to 47,693,544.40, 71,544,204.60 and 20,400,043.60 is: 30,601,728.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,693,544.40 : 71,544,204.60 = 20,400,043.60 : x
  2. Step 2: Convert to fraction form
    47,693,544.40/71,544,204.60 = 20,400,043.60/x
  3. Step 3: Cross multiply
    47,693,544.40x = 71,544,204.60 × 20,400,043.60
  4. Step 4: Simplify right side
    47,693,544.40x = 1,459,504,893,167,320.50
  5. Step 5: Solve for x
    x = 1,459,504,893,167,320.50/47,693,544.40
  6. Step 6: Final answer
    x = 30,601,728.42

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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.