Finding the Fourth Proportional to 18,885,160.99, 26,061,523.46 and 10,736,398.99
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Solution
The fourth proportional to 18,885,160.99, 26,061,523.46 and 10,736,398.99 is: 14,816,231.34
Step by Step Solution
- Step 1: Write the proportion equation
18,885,160.99 : 26,061,523.46 = 10,736,398.99 : x - Step 2: Convert to fraction form
18,885,160.99/26,061,523.46 = 10,736,398.99/x - Step 3: Cross multiply
18,885,160.99x = 26,061,523.46 × 10,736,398.99 - Step 4: Simplify right side
18,885,160.99x = 279,806,914,153,805.31 - Step 5: Solve for x
x = 279,806,914,153,805.31/18,885,160.99 - Step 6: Final answer
x = 14,816,231.34
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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.