Finding the Fourth Proportional to 53,223,035.40, 79,834,553.10 and 14,887,549.80
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Solution
The fourth proportional to 53,223,035.40, 79,834,553.10 and 14,887,549.80 is: 22,331,324.70
Step by Step Solution
- Step 1: Write the proportion equation
53,223,035.40 : 79,834,553.10 = 14,887,549.80 : x - Step 2: Convert to fraction form
53,223,035.40/79,834,553.10 = 14,887,549.80/x - Step 3: Cross multiply
53,223,035.40x = 79,834,553.10 × 14,887,549.80 - Step 4: Simplify right side
53,223,035.40x = 1,188,540,885,036,994.25 - Step 5: Solve for x
x = 1,188,540,885,036,994.25/53,223,035.40 - Step 6: Final answer
x = 22,331,324.70
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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.