Finding the Fourth Proportional to 16,449,647.24, 22,702,036.46 and 9,107,480.49
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Solution
The fourth proportional to 16,449,647.24, 22,702,036.46 and 9,107,480.49 is: 12,569,166.45
Step by Step Solution
- Step 1: Write the proportion equation
16,449,647.24 : 22,702,036.46 = 9,107,480.49 : x - Step 2: Convert to fraction form
16,449,647.24/22,702,036.46 = 9,107,480.49/x - Step 3: Cross multiply
16,449,647.24x = 22,702,036.46 × 9,107,480.49 - Step 4: Simplify right side
16,449,647.24x = 206,758,354,097,181.25 - Step 5: Solve for x
x = 206,758,354,097,181.25/16,449,647.24 - Step 6: Final answer
x = 12,569,166.45
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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.