Finding the Fourth Proportional to 6,432,737.34, 8,877,177.57 and 3,532,128.23
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Solution
The fourth proportional to 6,432,737.34, 8,877,177.57 and 3,532,128.23 is: 4,874,336.97
Step by Step Solution
- Step 1: Write the proportion equation
6,432,737.34 : 8,877,177.57 = 3,532,128.23 : x - Step 2: Convert to fraction form
6,432,737.34/8,877,177.57 = 3,532,128.23/x - Step 3: Cross multiply
6,432,737.34x = 8,877,177.57 × 3,532,128.23 - Step 4: Simplify right side
6,432,737.34x = 31,355,329,453,333.91 - Step 5: Solve for x
x = 31,355,329,453,333.91/6,432,737.34 - Step 6: Final answer
x = 4,874,336.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.