Finding the Fourth Proportional to 45,811,350.54, 68,717,039.49 and 13,463,253.12
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Solution
The fourth proportional to 45,811,350.54, 68,717,039.49 and 13,463,253.12 is: 20,194,883.70
Step by Step Solution
- Step 1: Write the proportion equation
45,811,350.54 : 68,717,039.49 = 13,463,253.12 : x - Step 2: Convert to fraction form
45,811,350.54/68,717,039.49 = 13,463,253.12/x - Step 3: Cross multiply
45,811,350.54x = 68,717,039.49 × 13,463,253.12 - Step 4: Simplify right side
45,811,350.54x = 925,154,896,310,905.62 - Step 5: Solve for x
x = 925,154,896,310,905.62/45,811,350.54 - Step 6: Final answer
x = 20,194,883.70
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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.