Finding the Fourth Proportional to 37,283,929.97, 51,453,419.67 and 20,764,054.48
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Solution
The fourth proportional to 37,283,929.97, 51,453,419.67 and 20,764,054.48 is: 28,655,284.20
Step by Step Solution
- Step 1: Write the proportion equation
37,283,929.97 : 51,453,419.67 = 20,764,054.48 : x - Step 2: Convert to fraction form
37,283,929.97/51,453,419.67 = 20,764,054.48/x - Step 3: Cross multiply
37,283,929.97x = 51,453,419.67 × 20,764,054.48 - Step 4: Simplify right side
37,283,929.97x = 1,068,381,609,210,183.62 - Step 5: Solve for x
x = 1,068,381,609,210,183.62/37,283,929.97 - Step 6: Final answer
x = 28,655,284.20
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.