Finding the Fourth Proportional to 35,658,935.37, 53,485,786.86 and 11,391,346.41
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Solution
The fourth proportional to 35,658,935.37, 53,485,786.86 and 11,391,346.41 is: 17,086,183.86
Step by Step Solution
- Step 1: Write the proportion equation
35,658,935.37 : 53,485,786.86 = 11,391,346.41 : x - Step 2: Convert to fraction form
35,658,935.37/53,485,786.86 = 11,391,346.41/x - Step 3: Cross multiply
35,658,935.37x = 53,485,786.86 × 11,391,346.41 - Step 4: Simplify right side
35,658,935.37x = 609,275,125,890,397 - Step 5: Solve for x
x = 609,275,125,890,397/35,658,935.37 - Step 6: Final answer
x = 17,086,183.86
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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.