Finding the Fourth Proportional to 12,961,470.40, 19,428,626.14 and 6,039,241.99
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Solution
The fourth proportional to 12,961,470.40, 19,428,626.14 and 6,039,241.99 is: 9,052,535.80
Step by Step Solution
- Step 1: Write the proportion equation
12,961,470.40 : 19,428,626.14 = 6,039,241.99 : x - Step 2: Convert to fraction form
12,961,470.40/19,428,626.14 = 6,039,241.99/x - Step 3: Cross multiply
12,961,470.40x = 19,428,626.14 × 6,039,241.99 - Step 4: Simplify right side
12,961,470.40x = 117,334,174,792,699.62 - Step 5: Solve for x
x = 117,334,174,792,699.62/12,961,470.40 - Step 6: Final answer
x = 9,052,535.80
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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.