Finding the Fourth Proportional to 25,266,723.23, 34,868,183.12 and 13,664,286.71
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Solution
The fourth proportional to 25,266,723.23, 34,868,183.12 and 13,664,286.71 is: 18,856,772.48
Step by Step Solution
- Step 1: Write the proportion equation
25,266,723.23 : 34,868,183.12 = 13,664,286.71 : x - Step 2: Convert to fraction form
25,266,723.23/34,868,183.12 = 13,664,286.71/x - Step 3: Cross multiply
25,266,723.23x = 34,868,183.12 × 13,664,286.71 - Step 4: Simplify right side
25,266,723.23x = 476,448,851,208,462.31 - Step 5: Solve for x
x = 476,448,851,208,462.31/25,266,723.23 - Step 6: Final answer
x = 18,856,772.48
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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.