Finding the Fourth Proportional to 17,389,882.16, 26,085,662.12 and 5,717,995.18
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Solution
The fourth proportional to 17,389,882.16, 26,085,662.12 and 5,717,995.18 is: 8,577,268.60
Step by Step Solution
- Step 1: Write the proportion equation
17,389,882.16 : 26,085,662.12 = 5,717,995.18 : x - Step 2: Convert to fraction form
17,389,882.16/26,085,662.12 = 5,717,995.18/x - Step 3: Cross multiply
17,389,882.16x = 26,085,662.12 × 5,717,995.18 - Step 4: Simplify right side
17,389,882.16x = 149,157,690,218,349.41 - Step 5: Solve for x
x = 149,157,690,218,349.41/17,389,882.16 - Step 6: Final answer
x = 8,577,268.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.