Home / 69,522,615.60-104,283,923.40-18,409,801.20

Finding the Fourth Proportional to 69,522,615.60, 104,283,923.40 and 18,409,801.20

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Solution

The fourth proportional to 69,522,615.60, 104,283,923.40 and 18,409,801.20 is: 27,614,701.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,522,615.60 : 104,283,923.40 = 18,409,801.20 : x
  2. Step 2: Convert to fraction form
    69,522,615.60/104,283,923.40 = 18,409,801.20/x
  3. Step 3: Cross multiply
    69,522,615.60x = 104,283,923.40 × 18,409,801.20
  4. Step 4: Simplify right side
    69,522,615.60x = 1,919,846,298,150,028
  5. Step 5: Solve for x
    x = 1,919,846,298,150,028/69,522,615.60
  6. Step 6: Final answer
    x = 27,614,701.80

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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.