Finding the Fourth Proportional to 15,552,286.03, 21,462,110.27 and 8,582,912.99
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Solution
The fourth proportional to 15,552,286.03, 21,462,110.27 and 8,582,912.99 is: 11,844,395.39
Step by Step Solution
- Step 1: Write the proportion equation
15,552,286.03 : 21,462,110.27 = 8,582,912.99 : x - Step 2: Convert to fraction form
15,552,286.03/21,462,110.27 = 8,582,912.99/x - Step 3: Cross multiply
15,552,286.03x = 21,462,110.27 × 8,582,912.99 - Step 4: Simplify right side
15,552,286.03x = 184,207,425,039,918 - Step 5: Solve for x
x = 184,207,425,039,918/15,552,286.03 - Step 6: Final answer
x = 11,844,395.39
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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.