Home / 31,105,346.80-46,658,020.20-29,215,778.80

Finding the Fourth Proportional to 31,105,346.80, 46,658,020.20 and 29,215,778.80

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Solution

The fourth proportional to 31,105,346.80, 46,658,020.20 and 29,215,778.80 is: 43,823,668.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,105,346.80 : 46,658,020.20 = 29,215,778.80 : x
  2. Step 2: Convert to fraction form
    31,105,346.80/46,658,020.20 = 29,215,778.80/x
  3. Step 3: Cross multiply
    31,105,346.80x = 46,658,020.20 × 29,215,778.80
  4. Step 4: Simplify right side
    31,105,346.80x = 1,363,150,397,409,132
  5. Step 5: Solve for x
    x = 1,363,150,397,409,132/31,105,346.80
  6. Step 6: Final answer
    x = 43,823,668.20

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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.