Finding the Fourth Proportional to 18,269,412.24, 25,208,584.17 and 10,425,343.08
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Solution
The fourth proportional to 18,269,412.24, 25,208,584.17 and 10,425,343.08 is: 14,385,144.69
Step by Step Solution
- Step 1: Write the proportion equation
18,269,412.24 : 25,208,584.17 = 10,425,343.08 : x - Step 2: Convert to fraction form
18,269,412.24/25,208,584.17 = 10,425,343.08/x - Step 3: Cross multiply
18,269,412.24x = 25,208,584.17 × 10,425,343.08 - Step 4: Simplify right side
18,269,412.24x = 262,808,138,533,307.06 - Step 5: Solve for x
x = 262,808,138,533,307.06/18,269,412.24 - Step 6: Final answer
x = 14,385,144.69
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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.