Finding the Fourth Proportional to 21,563,106.26, 29,757,500.97 and 11,773,938.44
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Solution
The fourth proportional to 21,563,106.26, 29,757,500.97 and 11,773,938.44 is: 16,248,261.27
Step by Step Solution
- Step 1: Write the proportion equation
21,563,106.26 : 29,757,500.97 = 11,773,938.44 : x - Step 2: Convert to fraction form
21,563,106.26/29,757,500.97 = 11,773,938.44/x - Step 3: Cross multiply
21,563,106.26x = 29,757,500.97 × 11,773,938.44 - Step 4: Simplify right side
21,563,106.26x = 350,362,984,341,363.12 - Step 5: Solve for x
x = 350,362,984,341,363.12/21,563,106.26 - Step 6: Final answer
x = 16,248,261.27
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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.