Home / 62,038,902.60-85,557,952.08-38,836,144.80

Finding the Fourth Proportional to 62,038,902.60, 85,557,952.08 and 38,836,144.80

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Solution

The fourth proportional to 62,038,902.60, 85,557,952.08 and 38,836,144.80 is: 53,558,990.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,038,902.60 : 85,557,952.08 = 38,836,144.80 : x
  2. Step 2: Convert to fraction form
    62,038,902.60/85,557,952.08 = 38,836,144.80/x
  3. Step 3: Cross multiply
    62,038,902.60x = 85,557,952.08 × 38,836,144.80
  4. Step 4: Simplify right side
    62,038,902.60x = 3,322,741,015,770,341
  5. Step 5: Solve for x
    x = 3,322,741,015,770,341/62,038,902.60
  6. Step 6: Final answer
    x = 53,558,990.84

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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.