Finding the Fourth Proportional to 81,661,052.94, 122,515,494.06 and 24,154,855.50
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Solution
The fourth proportional to 81,661,052.94, 122,515,494.06 and 24,154,855.50 is: 36,239,357.06
Step by Step Solution
- Step 1: Write the proportion equation
81,661,052.94 : 122,515,494.06 = 24,154,855.50 : x - Step 2: Convert to fraction form
81,661,052.94/122,515,494.06 = 24,154,855.50/x - Step 3: Cross multiply
81,661,052.94x = 122,515,494.06 × 24,154,855.50 - Step 4: Simplify right side
81,661,052.94x = 2,959,344,055,530,408.50 - Step 5: Solve for x
x = 2,959,344,055,530,408.50/81,661,052.94 - Step 6: Final answer
x = 36,239,357.06
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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.