Finding the Fourth Proportional to 25,591,457.05, 38,387,185.67 and 8,552,129.99
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Solution
The fourth proportional to 25,591,457.05, 38,387,185.67 and 8,552,129.99 is: 12,828,195.01
Step by Step Solution
- Step 1: Write the proportion equation
25,591,457.05 : 38,387,185.67 = 8,552,129.99 : x - Step 2: Convert to fraction form
25,591,457.05/38,387,185.67 = 8,552,129.99/x - Step 3: Cross multiply
25,591,457.05x = 38,387,185.67 × 8,552,129.99 - Step 4: Simplify right side
25,591,457.05x = 328,292,201,629,549.62 - Step 5: Solve for x
x = 328,292,201,629,549.62/25,591,457.05 - Step 6: Final answer
x = 12,828,195.01
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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.