Home / 82,343,367.75-113,626,610.29-47,054,169.87

Finding the Fourth Proportional to 82,343,367.75, 113,626,610.29 and 47,054,169.87

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Solution

The fourth proportional to 82,343,367.75, 113,626,610.29 and 47,054,169.87 is: 64,930,618.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,343,367.75 : 113,626,610.29 = 47,054,169.87 : x
  2. Step 2: Convert to fraction form
    82,343,367.75/113,626,610.29 = 47,054,169.87/x
  3. Step 3: Cross multiply
    82,343,367.75x = 113,626,610.29 × 47,054,169.87
  4. Step 4: Simplify right side
    82,343,367.75x = 5,346,605,821,534,546
  5. Step 5: Solve for x
    x = 5,346,605,821,534,546/82,343,367.75
  6. Step 6: Final answer
    x = 64,930,618.79

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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.