Home / 56,807,922.80-85,043,922.60-53,486,015.60

Finding the Fourth Proportional to 56,807,922.80, 85,043,922.60 and 53,486,015.60

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Solution

The fourth proportional to 56,807,922.80, 85,043,922.60 and 53,486,015.60 is: 80,070,883.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,807,922.80 : 85,043,922.60 = 53,486,015.60 : x
  2. Step 2: Convert to fraction form
    56,807,922.80/85,043,922.60 = 53,486,015.60/x
  3. Step 3: Cross multiply
    56,807,922.80x = 85,043,922.60 × 53,486,015.60
  4. Step 4: Simplify right side
    56,807,922.80x = 4,548,660,570,868,792
  5. Step 5: Solve for x
    x = 4,548,660,570,868,792/56,807,922.80
  6. Step 6: Final answer
    x = 80,070,883.54

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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.