Finding the Fourth Proportional to 11,115,959.67, 16,670,939.67 and 3,926,547.09
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Solution
The fourth proportional to 11,115,959.67, 16,670,939.67 and 3,926,547.09 is: 5,888,760.99
Step by Step Solution
- Step 1: Write the proportion equation
11,115,959.67 : 16,670,939.67 = 3,926,547.09 : x - Step 2: Convert to fraction form
11,115,959.67/16,670,939.67 = 3,926,547.09/x - Step 3: Cross multiply
11,115,959.67x = 16,670,939.67 × 3,926,547.09 - Step 4: Simplify right side
11,115,959.67x = 65,459,229,648,804.05 - Step 5: Solve for x
x = 65,459,229,648,804.05/11,115,959.67 - Step 6: Final answer
x = 5,888,760.99
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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.