Finding the Fourth Proportional to 32,247,075.69, 44,504,970.59 and 18,312,906.71
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Solution
The fourth proportional to 32,247,075.69, 44,504,970.59 and 18,312,906.71 is: 25,274,086.32
Step by Step Solution
- Step 1: Write the proportion equation
32,247,075.69 : 44,504,970.59 = 18,312,906.71 : x - Step 2: Convert to fraction form
32,247,075.69/44,504,970.59 = 18,312,906.71/x - Step 3: Cross multiply
32,247,075.69x = 44,504,970.59 × 18,312,906.71 - Step 4: Simplify right side
32,247,075.69x = 815,015,374,703,008.25 - Step 5: Solve for x
x = 815,015,374,703,008.25/32,247,075.69 - Step 6: Final answer
x = 25,274,086.32
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1.5x scale
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.