Finding the Fourth Proportional to 45,929,039.73, 68,882,676.14 and 13,138,597.62
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Solution
The fourth proportional to 45,929,039.73, 68,882,676.14 and 13,138,597.62 is: 19,704,783.08
Step by Step Solution
- Step 1: Write the proportion equation
45,929,039.73 : 68,882,676.14 = 13,138,597.62 : x - Step 2: Convert to fraction form
45,929,039.73/68,882,676.14 = 13,138,597.62/x - Step 3: Cross multiply
45,929,039.73x = 68,882,676.14 × 13,138,597.62 - Step 4: Simplify right side
45,929,039.73x = 905,021,764,825,081.25 - Step 5: Solve for x
x = 905,021,764,825,081.25/45,929,039.73 - Step 6: Final answer
x = 19,704,783.08
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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.