Home / 57,526,958.67-86,290,760.60-19,188,367.53

Finding the Fourth Proportional to 57,526,958.67, 86,290,760.60 and 19,188,367.53

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Solution

The fourth proportional to 57,526,958.67, 86,290,760.60 and 19,188,367.53 is: 28,782,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,526,958.67 : 86,290,760.60 = 19,188,367.53 : x
  2. Step 2: Convert to fraction form
    57,526,958.67/86,290,760.60 = 19,188,367.53/x
  3. Step 3: Cross multiply
    57,526,958.67x = 86,290,760.60 × 19,188,367.53
  4. Step 4: Simplify right side
    57,526,958.67x = 1,655,778,828,740,101.50
  5. Step 5: Solve for x
    x = 1,655,778,828,740,101.50/57,526,958.67
  6. Step 6: Final answer
    x = 28,782,658.90

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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.