Finding the Fourth Proportional to 63,304,511.61, 94,954,995.95 and 20,176,302.99
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Solution
The fourth proportional to 63,304,511.61, 94,954,995.95 and 20,176,302.99 is: 30,263,889.89
Step by Step Solution
- Step 1: Write the proportion equation
63,304,511.61 : 94,954,995.95 = 20,176,302.99 : x - Step 2: Convert to fraction form
63,304,511.61/94,954,995.95 = 20,176,302.99/x - Step 3: Cross multiply
63,304,511.61x = 94,954,995.95 × 20,176,302.99 - Step 4: Simplify right side
63,304,511.61x = 1,915,840,769,070,114.25 - Step 5: Solve for x
x = 1,915,840,769,070,114.25/63,304,511.61 - Step 6: Final answer
x = 30,263,889.89
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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.