Finding the Fourth Proportional to 23,221,805.10, 34,784,812.35 and 13,608,044.70
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Solution
The fourth proportional to 23,221,805.10, 34,784,812.35 and 13,608,044.70 is: 20,384,000.27
Step by Step Solution
- Step 1: Write the proportion equation
23,221,805.10 : 34,784,812.35 = 13,608,044.70 : x - Step 2: Convert to fraction form
23,221,805.10/34,784,812.35 = 13,608,044.70/x - Step 3: Cross multiply
23,221,805.10x = 34,784,812.35 × 13,608,044.70 - Step 4: Simplify right side
23,221,805.10x = 473,353,281,339,912.06 - Step 5: Solve for x
x = 473,353,281,339,912.06/23,221,805.10 - Step 6: Final answer
x = 20,384,000.27
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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.