Finding the Fourth Proportional to 11,590,990.29, 15,996,311.46 and 6,696,418.68
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Solution
The fourth proportional to 11,590,990.29, 15,996,311.46 and 6,696,418.68 is: 9,241,488.10
Step by Step Solution
- Step 1: Write the proportion equation
11,590,990.29 : 15,996,311.46 = 6,696,418.68 : x - Step 2: Convert to fraction form
11,590,990.29/15,996,311.46 = 6,696,418.68/x - Step 3: Cross multiply
11,590,990.29x = 15,996,311.46 × 6,696,418.68 - Step 4: Simplify right side
11,590,990.29x = 107,117,998,871,842.08 - Step 5: Solve for x
x = 107,117,998,871,842.08/11,590,990.29 - Step 6: Final answer
x = 9,241,488.10
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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.