Finding the Fourth Proportional to 66,946,394.16, 100,407,830.65 and 18,412,544.84
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Solution
The fourth proportional to 66,946,394.16, 100,407,830.65 and 18,412,544.84 is: 27,615,582.69
Step by Step Solution
- Step 1: Write the proportion equation
66,946,394.16 : 100,407,830.65 = 18,412,544.84 : x - Step 2: Convert to fraction form
66,946,394.16/100,407,830.65 = 18,412,544.84/x - Step 3: Cross multiply
66,946,394.16x = 100,407,830.65 × 18,412,544.84 - Step 4: Simplify right side
66,946,394.16x = 1,848,763,683,582,180.75 - Step 5: Solve for x
x = 1,848,763,683,582,180.75/66,946,394.16 - Step 6: Final answer
x = 27,615,582.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.