Finding the Fourth Proportional to 10,018,163.72, 15,007,674.64 and 6,901,664.75
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Solution
The fourth proportional to 10,018,163.72, 15,007,674.64 and 6,901,664.75 is: 10,339,014.41
Step by Step Solution
- Step 1: Write the proportion equation
10,018,163.72 : 15,007,674.64 = 6,901,664.75 : x - Step 2: Convert to fraction form
10,018,163.72/15,007,674.64 = 6,901,664.75/x - Step 3: Cross multiply
10,018,163.72x = 15,007,674.64 × 6,901,664.75 - Step 4: Simplify right side
10,018,163.72x = 103,577,939,042,356.94 - Step 5: Solve for x
x = 103,577,939,042,356.94/10,018,163.72 - Step 6: Final answer
x = 10,339,014.41
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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.