Finding the Fourth Proportional to 73,127,926.35, 109,691,889.53 and 24,589,648.35
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Solution
The fourth proportional to 73,127,926.35, 109,691,889.53 and 24,589,648.35 is: 36,884,472.53
Step by Step Solution
- Step 1: Write the proportion equation
73,127,926.35 : 109,691,889.53 = 24,589,648.35 : x - Step 2: Convert to fraction form
73,127,926.35/109,691,889.53 = 24,589,648.35/x - Step 3: Cross multiply
73,127,926.35x = 109,691,889.53 × 24,589,648.35 - Step 4: Simplify right side
73,127,926.35x = 2,697,284,990,266,799 - Step 5: Solve for x
x = 2,697,284,990,266,799/73,127,926.35 - Step 6: Final answer
x = 36,884,472.53
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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.