Finding the Fourth Proportional to 32,585,588.50, 48,884,676.99 and 12,389,260.18
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Solution
The fourth proportional to 32,585,588.50, 48,884,676.99 and 12,389,260.18 is: 18,586,283.38
Step by Step Solution
- Step 1: Write the proportion equation
32,585,588.50 : 48,884,676.99 = 12,389,260.18 : x - Step 2: Convert to fraction form
32,585,588.50/48,884,676.99 = 12,389,260.18/x - Step 3: Cross multiply
32,585,588.50x = 48,884,676.99 × 12,389,260.18 - Step 4: Simplify right side
32,585,588.50x = 605,644,982,044,369.25 - Step 5: Solve for x
x = 605,644,982,044,369.25/32,585,588.50 - Step 6: Final answer
x = 18,586,283.38
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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.