Finding the Fourth Proportional to 83,984,124, 125,976,187.62 and 20,158,716
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Solution
The fourth proportional to 83,984,124, 125,976,187.62 and 20,158,716 is: 30,238,074.39
Step by Step Solution
- Step 1: Write the proportion equation
83,984,124 : 125,976,187.62 = 20,158,716 : x - Step 2: Convert to fraction form
83,984,124/125,976,187.62 = 20,158,716/x - Step 3: Cross multiply
83,984,124x = 125,976,187.62 × 20,158,716 - Step 4: Simplify right side
83,984,124x = 2,539,518,188,994,296 - Step 5: Solve for x
x = 2,539,518,188,994,296/83,984,124 - Step 6: Final answer
x = 30,238,074.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.