Finding the Fourth Proportional to 35,570,873.28, 49,085,524.62 and 19,891,190.28
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Solution
The fourth proportional to 35,570,873.28, 49,085,524.62 and 19,891,190.28 is: 27,448,567.33
Step by Step Solution
- Step 1: Write the proportion equation
35,570,873.28 : 49,085,524.62 = 19,891,190.28 : x - Step 2: Convert to fraction form
35,570,873.28/49,085,524.62 = 19,891,190.28/x - Step 3: Cross multiply
35,570,873.28x = 49,085,524.62 × 19,891,190.28 - Step 4: Simplify right side
35,570,873.28x = 976,369,510,210,044.75 - Step 5: Solve for x
x = 976,369,510,210,044.75/35,570,873.28 - Step 6: Final answer
x = 27,448,567.33
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.