Finding the Fourth Proportional to 10,207,464.82, 15,310,688.07 and 3,817,247.38
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Solution
The fourth proportional to 10,207,464.82, 15,310,688.07 and 3,817,247.38 is: 5,725,680.66
Step by Step Solution
- Step 1: Write the proportion equation
10,207,464.82 : 15,310,688.07 = 3,817,247.38 : x - Step 2: Convert to fraction form
10,207,464.82/15,310,688.07 = 3,817,247.38/x - Step 3: Cross multiply
10,207,464.82x = 15,310,688.07 × 3,817,247.38 - Step 4: Simplify right side
10,207,464.82x = 58,444,683,921,204.76 - Step 5: Solve for x
x = 58,444,683,921,204.76/10,207,464.82 - Step 6: Final answer
x = 5,725,680.66
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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.