Finding the Fourth Proportional to 11,292,429.30, 16,929,121.99 and 4,897,865.67
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Solution
The fourth proportional to 11,292,429.30, 16,929,121.99 and 4,897,865.67 is: 7,342,668.55
Step by Step Solution
- Step 1: Write the proportion equation
11,292,429.30 : 16,929,121.99 = 4,897,865.67 : x - Step 2: Convert to fraction form
11,292,429.30/16,929,121.99 = 4,897,865.67/x - Step 3: Cross multiply
11,292,429.30x = 16,929,121.99 × 4,897,865.67 - Step 4: Simplify right side
11,292,429.30x = 82,916,565,418,063.08 - Step 5: Solve for x
x = 82,916,565,418,063.08/11,292,429.30 - Step 6: Final answer
x = 7,342,668.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.