Finding the Fourth Proportional to 16,872,384.24, 23,283,766.08 and 9,137,247.12
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Solution
The fourth proportional to 16,872,384.24, 23,283,766.08 and 9,137,247.12 is: 12,609,333.78
Step by Step Solution
- Step 1: Write the proportion equation
16,872,384.24 : 23,283,766.08 = 9,137,247.12 : x - Step 2: Convert to fraction form
16,872,384.24/23,283,766.08 = 9,137,247.12/x - Step 3: Cross multiply
16,872,384.24x = 23,283,766.08 × 9,137,247.12 - Step 4: Simplify right side
16,872,384.24x = 212,749,524,557,233.66 - Step 5: Solve for x
x = 212,749,524,557,233.66/16,872,384.24 - Step 6: Final answer
x = 12,609,333.78
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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.