Finding the Fourth Proportional to 22,821,887.84, 34,234,942.14 and 8,252,443.76
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Solution
The fourth proportional to 22,821,887.84, 34,234,942.14 and 8,252,443.76 is: 12,379,428.75
Step by Step Solution
- Step 1: Write the proportion equation
22,821,887.84 : 34,234,942.14 = 8,252,443.76 : x - Step 2: Convert to fraction form
22,821,887.84/34,234,942.14 = 8,252,443.76/x - Step 3: Cross multiply
22,821,887.84x = 34,234,942.14 × 8,252,443.76 - Step 4: Simplify right side
22,821,887.84x = 282,521,934,466,029.31 - Step 5: Solve for x
x = 282,521,934,466,029.31/22,821,887.84 - Step 6: Final answer
x = 12,379,428.75
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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.