Finding the Fourth Proportional to 11,292,429.62, 16,929,122.46 and 4,897,865.99
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Solution
The fourth proportional to 11,292,429.62, 16,929,122.46 and 4,897,865.99 is: 7,342,669.02
Step by Step Solution
- Step 1: Write the proportion equation
11,292,429.62 : 16,929,122.46 = 4,897,865.99 : x - Step 2: Convert to fraction form
11,292,429.62/16,929,122.46 = 4,897,865.99/x - Step 3: Cross multiply
11,292,429.62x = 16,929,122.46 × 4,897,865.99 - Step 4: Simplify right side
11,292,429.62x = 82,916,573,137,379.14 - Step 5: Solve for x
x = 82,916,573,137,379.14/11,292,429.62 - Step 6: Final answer
x = 7,342,669.02
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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.