Finding the Fourth Proportional to 39,353,268.14, 54,307,584.60 and 21,950,740.52
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Solution
The fourth proportional to 39,353,268.14, 54,307,584.60 and 21,950,740.52 is: 30,292,063.51
Step by Step Solution
- Step 1: Write the proportion equation
39,353,268.14 : 54,307,584.60 = 21,950,740.52 : x - Step 2: Convert to fraction form
39,353,268.14/54,307,584.60 = 21,950,740.52/x - Step 3: Cross multiply
39,353,268.14x = 54,307,584.60 × 21,950,740.52 - Step 4: Simplify right side
39,353,268.14x = 1,192,091,697,822,548 - Step 5: Solve for x
x = 1,192,091,697,822,548/39,353,268.14 - Step 6: Final answer
x = 30,292,063.51
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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.