Finding the Fourth Proportional to 58,706,121.87, 81,015,419.60 and 32,246,920.70
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Solution
The fourth proportional to 58,706,121.87, 81,015,419.60 and 32,246,920.70 is: 44,501,284.16
Step by Step Solution
- Step 1: Write the proportion equation
58,706,121.87 : 81,015,419.60 = 32,246,920.70 : x - Step 2: Convert to fraction form
58,706,121.87/81,015,419.60 = 32,246,920.70/x - Step 3: Cross multiply
58,706,121.87x = 81,015,419.60 × 32,246,920.70 - Step 4: Simplify right side
58,706,121.87x = 2,612,497,811,157,191 - Step 5: Solve for x
x = 2,612,497,811,157,191/58,706,121.87 - Step 6: Final answer
x = 44,501,284.16
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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.