Finding the Fourth Proportional to 26,898,481.68, 40,343,390.64 and 7,724,877.36
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Solution
The fourth proportional to 26,898,481.68, 40,343,390.64 and 7,724,877.36 is: 11,586,071.98
Step by Step Solution
- Step 1: Write the proportion equation
26,898,481.68 : 40,343,390.64 = 7,724,877.36 : x - Step 2: Convert to fraction form
26,898,481.68/40,343,390.64 = 7,724,877.36/x - Step 3: Cross multiply
26,898,481.68x = 40,343,390.64 × 7,724,877.36 - Step 4: Simplify right side
26,898,481.68x = 311,647,744,980,571.94 - Step 5: Solve for x
x = 311,647,744,980,571.94/26,898,481.68 - Step 6: Final answer
x = 11,586,071.98
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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.