Finding the Fourth Proportional to 8,330,119.05, 12,496,882.80 and 2,864,504.02
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Solution
The fourth proportional to 8,330,119.05, 12,496,882.80 and 2,864,504.02 is: 4,297,342.07
Step by Step Solution
- Step 1: Write the proportion equation
8,330,119.05 : 12,496,882.80 = 2,864,504.02 : x - Step 2: Convert to fraction form
8,330,119.05/12,496,882.80 = 2,864,504.02/x - Step 3: Cross multiply
8,330,119.05x = 12,496,882.80 × 2,864,504.02 - Step 4: Simplify right side
8,330,119.05x = 35,797,371,018,068.86 - Step 5: Solve for x
x = 35,797,371,018,068.86/8,330,119.05 - Step 6: Final answer
x = 4,297,342.07
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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.