Home / 65,331,556.20-97,992,610.38-31,243,749.48

Finding the Fourth Proportional to 65,331,556.20, 97,992,610.38 and 31,243,749.48

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Solution

The fourth proportional to 65,331,556.20, 97,992,610.38 and 31,243,749.48 is: 46,863,365.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,331,556.20 : 97,992,610.38 = 31,243,749.48 : x
  2. Step 2: Convert to fraction form
    65,331,556.20/97,992,610.38 = 31,243,749.48/x
  3. Step 3: Cross multiply
    65,331,556.20x = 97,992,610.38 × 31,243,749.48
  4. Step 4: Simplify right side
    65,331,556.20x = 3,061,656,569,603,967.50
  5. Step 5: Solve for x
    x = 3,061,656,569,603,967.50/65,331,556.20
  6. Step 6: Final answer
    x = 46,863,365.08

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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.