Finding the Fourth Proportional to 15,192,154.74, 22,786,816.68 and 4,263,365.82
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Solution
The fourth proportional to 15,192,154.74, 22,786,816.68 and 4,263,365.82 is: 6,394,651.52
Step by Step Solution
- Step 1: Write the proportion equation
15,192,154.74 : 22,786,816.68 = 4,263,365.82 : x - Step 2: Convert to fraction form
15,192,154.74/22,786,816.68 = 4,263,365.82/x - Step 3: Cross multiply
15,192,154.74x = 22,786,816.68 × 4,263,365.82 - Step 4: Simplify right side
15,192,154.74x = 97,148,535,380,117.89 - Step 5: Solve for x
x = 97,148,535,380,117.89/15,192,154.74 - Step 6: Final answer
x = 6,394,651.52
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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.