Finding the Fourth Proportional to 48,526,614.74, 72,825,035.75 and 18,987,174.79
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Solution
The fourth proportional to 48,526,614.74, 72,825,035.75 and 18,987,174.79 is: 28,494,501.22
Step by Step Solution
- Step 1: Write the proportion equation
48,526,614.74 : 72,825,035.75 = 18,987,174.79 : x - Step 2: Convert to fraction form
48,526,614.74/72,825,035.75 = 18,987,174.79/x - Step 3: Cross multiply
48,526,614.74x = 72,825,035.75 × 18,987,174.79 - Step 4: Simplify right side
48,526,614.74x = 1,382,741,682,873,248.75 - Step 5: Solve for x
x = 1,382,741,682,873,248.75/48,526,614.74 - Step 6: Final answer
x = 28,494,501.22
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.