Finding the Fourth Proportional to 18,103,664.70, 27,186,989.85 and 9,600,608.70
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Solution
The fourth proportional to 18,103,664.70, 27,186,989.85 and 9,600,608.70 is: 14,417,614.09
Step by Step Solution
- Step 1: Write the proportion equation
18,103,664.70 : 27,186,989.85 = 9,600,608.70 : x - Step 2: Convert to fraction form
18,103,664.70/27,186,989.85 = 9,600,608.70/x - Step 3: Cross multiply
18,103,664.70x = 27,186,989.85 × 9,600,608.70 - Step 4: Simplify right side
18,103,664.70x = 261,011,651,280,721.69 - Step 5: Solve for x
x = 261,011,651,280,721.69/18,103,664.70 - Step 6: Final answer
x = 14,417,614.09
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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.