Finding the Fourth Proportional to 10,767,039.13, 14,857,989.73 and 6,416,028.55
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Solution
The fourth proportional to 10,767,039.13, 14,857,989.73 and 6,416,028.55 is: 8,853,806.99
Step by Step Solution
- Step 1: Write the proportion equation
10,767,039.13 : 14,857,989.73 = 6,416,028.55 : x - Step 2: Convert to fraction form
10,767,039.13/14,857,989.73 = 6,416,028.55/x - Step 3: Cross multiply
10,767,039.13x = 14,857,989.73 × 6,416,028.55 - Step 4: Simplify right side
10,767,039.13x = 95,329,286,303,286.80 - Step 5: Solve for x
x = 95,329,286,303,286.80/10,767,039.13 - Step 6: Final answer
x = 8,853,806.99
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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.