Finding the Fourth Proportional to 75,476,424.96, 113,214,015.36 and 21,623,788.80
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Solution
The fourth proportional to 75,476,424.96, 113,214,015.36 and 21,623,788.80 is: 32,435,504.98
Step by Step Solution
- Step 1: Write the proportion equation
75,476,424.96 : 113,214,015.36 = 21,623,788.80 : x - Step 2: Convert to fraction form
75,476,424.96/113,214,015.36 = 21,623,788.80/x - Step 3: Cross multiply
75,476,424.96x = 113,214,015.36 × 21,623,788.80 - Step 4: Simplify right side
75,476,424.96x = 2,448,115,957,344,596 - Step 5: Solve for x
x = 2,448,115,957,344,596/75,476,424.96 - Step 6: Final answer
x = 32,435,504.98
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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.