Finding the Fourth Proportional to 15,117,225.75, 22,675,921.70 and 3,757,674.38
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Solution
The fourth proportional to 15,117,225.75, 22,675,921.70 and 3,757,674.38 is: 5,636,532.21
Step by Step Solution
- Step 1: Write the proportion equation
15,117,225.75 : 22,675,921.70 = 3,757,674.38 : x - Step 2: Convert to fraction form
15,117,225.75/22,675,921.70 = 3,757,674.38/x - Step 3: Cross multiply
15,117,225.75x = 22,675,921.70 × 3,757,674.38 - Step 4: Simplify right side
15,117,225.75x = 85,208,729,882,808.06 - Step 5: Solve for x
x = 85,208,729,882,808.06/15,117,225.75 - Step 6: Final answer
x = 5,636,532.21
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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.