Finding the Fourth Proportional to 75,939,668.75, 104,791,302.37 and 44,578,991.09
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Solution
The fourth proportional to 75,939,668.75, 104,791,302.37 and 44,578,991.09 is: 61,515,813.96
Step by Step Solution
- Step 1: Write the proportion equation
75,939,668.75 : 104,791,302.37 = 44,578,991.09 : x - Step 2: Convert to fraction form
75,939,668.75/104,791,302.37 = 44,578,991.09/x - Step 3: Cross multiply
75,939,668.75x = 104,791,302.37 × 44,578,991.09 - Step 4: Simplify right side
75,939,668.75x = 4,671,490,534,661,726 - Step 5: Solve for x
x = 4,671,490,534,661,726/75,939,668.75 - Step 6: Final answer
x = 61,515,813.96
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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.