Finding the Fourth Proportional to 21,548,532.06, 29,737,606.14 and 11,759,608.08
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Solution
The fourth proportional to 21,548,532.06, 29,737,606.14 and 11,759,608.08 is: 16,228,603.99
Step by Step Solution
- Step 1: Write the proportion equation
21,548,532.06 : 29,737,606.14 = 11,759,608.08 : x - Step 2: Convert to fraction form
21,548,532.06/29,737,606.14 = 11,759,608.08/x - Step 3: Cross multiply
21,548,532.06x = 29,737,606.14 × 11,759,608.08 - Step 4: Simplify right side
21,548,532.06x = 349,702,593,443,801.62 - Step 5: Solve for x
x = 349,702,593,443,801.62/21,548,532.06 - Step 6: Final answer
x = 16,228,603.99
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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.