Finding the Fourth Proportional to 12,497,494.84, 18,741,395.68 and 4,298,578.04
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Solution
The fourth proportional to 12,497,494.84, 18,741,395.68 and 4,298,578.04 is: 6,446,200.05
Step by Step Solution
- Step 1: Write the proportion equation
12,497,494.84 : 18,741,395.68 = 4,298,578.04 : x - Step 2: Convert to fraction form
12,497,494.84/18,741,395.68 = 4,298,578.04/x - Step 3: Cross multiply
12,497,494.84x = 18,741,395.68 × 4,298,578.04 - Step 4: Simplify right side
12,497,494.84x = 80,561,351,908,998.86 - Step 5: Solve for x
x = 80,561,351,908,998.86/12,497,494.84 - Step 6: Final answer
x = 6,446,200.05
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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.