Finding the Fourth Proportional to 25,683,085.44, 35,441,716.80 and 14,080,394.88
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Solution
The fourth proportional to 25,683,085.44, 35,441,716.80 and 14,080,394.88 is: 19,430,428.99
Step by Step Solution
- Step 1: Write the proportion equation
25,683,085.44 : 35,441,716.80 = 14,080,394.88 : x - Step 2: Convert to fraction form
25,683,085.44/35,441,716.80 = 14,080,394.88/x - Step 3: Cross multiply
25,683,085.44x = 35,441,716.80 × 14,080,394.88 - Step 4: Simplify right side
25,683,085.44x = 499,033,367,769,130 - Step 5: Solve for x
x = 499,033,367,769,130/25,683,085.44 - Step 6: Final answer
x = 19,430,428.99
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1.5x scale
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.