Finding the Fourth Proportional to 18,085,973.79, 24,958,926.99 and 9,826,199.67
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Solution
The fourth proportional to 18,085,973.79, 24,958,926.99 and 9,826,199.67 is: 13,560,309.39
Step by Step Solution
- Step 1: Write the proportion equation
18,085,973.79 : 24,958,926.99 = 9,826,199.67 : x - Step 2: Convert to fraction form
18,085,973.79/24,958,926.99 = 9,826,199.67/x - Step 3: Cross multiply
18,085,973.79x = 24,958,926.99 × 9,826,199.67 - Step 4: Simplify right side
18,085,973.79x = 245,251,400,152,692.06 - Step 5: Solve for x
x = 245,251,400,152,692.06/18,085,973.79 - Step 6: Final answer
x = 13,560,309.39
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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.