Finding the Fourth Proportional to 10,595,823.92, 15,890,890.28 and 2,917,640.73
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Solution
The fourth proportional to 10,595,823.92, 15,890,890.28 and 2,917,640.73 is: 4,375,677.54
Step by Step Solution
- Step 1: Write the proportion equation
10,595,823.92 : 15,890,890.28 = 2,917,640.73 : x - Step 2: Convert to fraction form
10,595,823.92/15,890,890.28 = 2,917,640.73/x - Step 3: Cross multiply
10,595,823.92x = 15,890,890.28 × 2,917,640.73 - Step 4: Simplify right side
10,595,823.92x = 46,363,908,716,889.10 - Step 5: Solve for x
x = 46,363,908,716,889.10/10,595,823.92 - Step 6: Final answer
x = 4,375,677.54
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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.