Finding the Fourth Proportional to 25,125,855.95, 34,674,723.66 and 13,962,307.31
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Solution
The fourth proportional to 25,125,855.95, 34,674,723.66 and 13,962,307.31 is: 19,268,563.37
Step by Step Solution
- Step 1: Write the proportion equation
25,125,855.95 : 34,674,723.66 = 13,962,307.31 : x - Step 2: Convert to fraction form
25,125,855.95/34,674,723.66 = 13,962,307.31/x - Step 3: Cross multiply
25,125,855.95x = 34,674,723.66 × 13,962,307.31 - Step 4: Simplify right side
25,125,855.95x = 484,139,147,755,770.50 - Step 5: Solve for x
x = 484,139,147,755,770.50/25,125,855.95 - Step 6: Final answer
x = 19,268,563.37
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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.