Finding the Fourth Proportional to 21,528,796.98, 32,293,195.48 and 14,776,740.66
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Solution
The fourth proportional to 21,528,796.98, 32,293,195.48 and 14,776,740.66 is: 22,165,111.00
Step by Step Solution
- Step 1: Write the proportion equation
21,528,796.98 : 32,293,195.48 = 14,776,740.66 : x - Step 2: Convert to fraction form
21,528,796.98/32,293,195.48 = 14,776,740.66/x - Step 3: Cross multiply
21,528,796.98x = 32,293,195.48 × 14,776,740.66 - Step 4: Simplify right side
21,528,796.98x = 477,188,174,690,644.25 - Step 5: Solve for x
x = 477,188,174,690,644.25/21,528,796.98 - Step 6: Final answer
x = 22,165,111.00
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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.