Finding the Fourth Proportional to 10,664,369.11, 14,716,465.45 and 6,082,166.71
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Solution
The fourth proportional to 10,664,369.11, 14,716,465.45 and 6,082,166.71 is: 8,393,182.51
Step by Step Solution
- Step 1: Write the proportion equation
10,664,369.11 : 14,716,465.45 = 6,082,166.71 : x - Step 2: Convert to fraction form
10,664,369.11/14,716,465.45 = 6,082,166.71/x - Step 3: Cross multiply
10,664,369.11x = 14,716,465.45 × 6,082,166.71 - Step 4: Simplify right side
10,664,369.11x = 89,507,996,248,855.17 - Step 5: Solve for x
x = 89,507,996,248,855.17/10,664,369.11 - Step 6: Final answer
x = 8,393,182.51
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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.