Finding the Fourth Proportional to 22,272,961.84, 30,740,996.28 and 14,524,552.12
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Solution
The fourth proportional to 22,272,961.84, 30,740,996.28 and 14,524,552.12 is: 20,046,691.85
Step by Step Solution
- Step 1: Write the proportion equation
22,272,961.84 : 30,740,996.28 = 14,524,552.12 : x - Step 2: Convert to fraction form
22,272,961.84/30,740,996.28 = 14,524,552.12/x - Step 3: Cross multiply
22,272,961.84x = 30,740,996.28 × 14,524,552.12 - Step 4: Simplify right side
22,272,961.84x = 446,499,202,689,586.12 - Step 5: Solve for x
x = 446,499,202,689,586.12/22,272,961.84 - Step 6: Final answer
x = 20,046,691.85
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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.