Finding the Fourth Proportional to 7,413,548.61, 11,128,183.43 and 6,566,121.61
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Solution
The fourth proportional to 7,413,548.61, 11,128,183.43 and 6,566,121.61 is: 9,856,144.41
Step by Step Solution
- Step 1: Write the proportion equation
7,413,548.61 : 11,128,183.43 = 6,566,121.61 : x - Step 2: Convert to fraction form
7,413,548.61/11,128,183.43 = 6,566,121.61/x - Step 3: Cross multiply
7,413,548.61x = 11,128,183.43 × 6,566,121.61 - Step 4: Simplify right side
7,413,548.61x = 73,069,005,699,766.92 - Step 5: Solve for x
x = 73,069,005,699,766.92/7,413,548.61 - Step 6: Final answer
x = 9,856,144.41
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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.