Finding the Fourth Proportional to 25,884,901.84, 35,721,912.24 and 14,283,212.48
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Solution
The fourth proportional to 25,884,901.84, 35,721,912.24 and 14,283,212.48 is: 19,711,245.80
Step by Step Solution
- Step 1: Write the proportion equation
25,884,901.84 : 35,721,912.24 = 14,283,212.48 : x - Step 2: Convert to fraction form
25,884,901.84/35,721,912.24 = 14,283,212.48/x - Step 3: Cross multiply
25,884,901.84x = 35,721,912.24 × 14,283,212.48 - Step 4: Simplify right side
25,884,901.84x = 510,223,662,715,832.81 - Step 5: Solve for x
x = 510,223,662,715,832.81/25,884,901.84 - Step 6: Final answer
x = 19,711,245.80
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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.