Finding the Fourth Proportional to 18,448,304.40, 27,684,266.40 and 10,771,934.40
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Solution
The fourth proportional to 18,448,304.40, 27,684,266.40 and 10,771,934.40 is: 16,164,797.32
Step by Step Solution
- Step 1: Write the proportion equation
18,448,304.40 : 27,684,266.40 = 10,771,934.40 : x - Step 2: Convert to fraction form
18,448,304.40/27,684,266.40 = 10,771,934.40/x - Step 3: Cross multiply
18,448,304.40x = 27,684,266.40 × 10,771,934.40 - Step 4: Simplify right side
18,448,304.40x = 298,213,101,572,924.12 - Step 5: Solve for x
x = 298,213,101,572,924.12/18,448,304.40 - Step 6: Final answer
x = 16,164,797.32
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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.