Finding the Fourth Proportional to 32,186,948.88, 44,416,637.37 and 18,249,241.62
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Solution
The fourth proportional to 32,186,948.88, 44,416,637.37 and 18,249,241.62 is: 25,183,186.84
Step by Step Solution
- Step 1: Write the proportion equation
32,186,948.88 : 44,416,637.37 = 18,249,241.62 : x - Step 2: Convert to fraction form
32,186,948.88/44,416,637.37 = 18,249,241.62/x - Step 3: Cross multiply
32,186,948.88x = 44,416,637.37 × 18,249,241.62 - Step 4: Simplify right side
32,186,948.88x = 810,569,947,313,051.38 - Step 5: Solve for x
x = 810,569,947,313,051.38/32,186,948.88 - Step 6: Final answer
x = 25,183,186.84
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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.