Finding the Fourth Proportional to 49,743,266.63, 74,628,742.20 and 21,702,182.07
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Solution
The fourth proportional to 49,743,266.63, 74,628,742.20 and 21,702,182.07 is: 32,559,312.26
Step by Step Solution
- Step 1: Write the proportion equation
49,743,266.63 : 74,628,742.20 = 21,702,182.07 : x - Step 2: Convert to fraction form
49,743,266.63/74,628,742.20 = 21,702,182.07/x - Step 3: Cross multiply
49,743,266.63x = 74,628,742.20 × 21,702,182.07 - Step 4: Simplify right side
49,743,266.63x = 1,619,606,550,879,492.50 - Step 5: Solve for x
x = 1,619,606,550,879,492.50/49,743,266.63 - Step 6: Final answer
x = 32,559,312.26
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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.