Home / 28,775,362.80-43,126,302.60-11,716,762.80

Finding the Fourth Proportional to 28,775,362.80, 43,126,302.60 and 11,716,762.80

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Solution

The fourth proportional to 28,775,362.80, 43,126,302.60 and 11,716,762.80 is: 17,560,183.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,775,362.80 : 43,126,302.60 = 11,716,762.80 : x
  2. Step 2: Convert to fraction form
    28,775,362.80/43,126,302.60 = 11,716,762.80/x
  3. Step 3: Cross multiply
    28,775,362.80x = 43,126,302.60 × 11,716,762.80
  4. Step 4: Simplify right side
    28,775,362.80x = 505,300,658,005,223.31
  5. Step 5: Solve for x
    x = 505,300,658,005,223.31/28,775,362.80
  6. Step 6: Final answer
    x = 17,560,183.74

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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.