Finding the Fourth Proportional to 22,431,312.54, 33,647,238.63 and 6,256,278.90
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Solution
The fourth proportional to 22,431,312.54, 33,647,238.63 and 6,256,278.90 is: 9,384,493.61
Step by Step Solution
- Step 1: Write the proportion equation
22,431,312.54 : 33,647,238.63 = 6,256,278.90 : x - Step 2: Convert to fraction form
22,431,312.54/33,647,238.63 = 6,256,278.90/x - Step 3: Cross multiply
22,431,312.54x = 33,647,238.63 × 6,256,278.90 - Step 4: Simplify right side
22,431,312.54x = 210,506,509,084,133.94 - Step 5: Solve for x
x = 210,506,509,084,133.94/22,431,312.54 - Step 6: Final answer
x = 9,384,493.61
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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.