Finding the Fourth Proportional to 11,184,576.67, 15,434,569.11 and 6,289,797.25
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Solution
The fourth proportional to 11,184,576.67, 15,434,569.11 and 6,289,797.25 is: 8,679,837.71
Step by Step Solution
- Step 1: Write the proportion equation
11,184,576.67 : 15,434,569.11 = 6,289,797.25 : x - Step 2: Convert to fraction form
11,184,576.67/15,434,569.11 = 6,289,797.25/x - Step 3: Cross multiply
11,184,576.67x = 15,434,569.11 × 6,289,797.25 - Step 4: Simplify right side
11,184,576.67x = 97,080,310,343,012.94 - Step 5: Solve for x
x = 97,080,310,343,012.94/11,184,576.67 - Step 6: Final answer
x = 8,679,837.71
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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.