Finding the Fourth Proportional to 6,212,312.70, 8,573,344.38 and 3,732,291.96
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Solution
The fourth proportional to 6,212,312.70, 8,573,344.38 and 3,732,291.96 is: 5,150,774.90
Step by Step Solution
- Step 1: Write the proportion equation
6,212,312.70 : 8,573,344.38 = 3,732,291.96 : x - Step 2: Convert to fraction form
6,212,312.70/8,573,344.38 = 3,732,291.96/x - Step 3: Cross multiply
6,212,312.70x = 8,573,344.38 × 3,732,291.96 - Step 4: Simplify right side
6,212,312.70x = 31,998,224,299,785.19 - Step 5: Solve for x
x = 31,998,224,299,785.19/6,212,312.70 - Step 6: Final answer
x = 5,150,774.90
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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.