Finding the Fourth Proportional to 5,011,516.31, 6,912,319.17 and 4,599,381.02
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Solution
The fourth proportional to 5,011,516.31, 6,912,319.17 and 4,599,381.02 is: 6,343,866.33
Step by Step Solution
- Step 1: Write the proportion equation
5,011,516.31 : 6,912,319.17 = 4,599,381.02 : x - Step 2: Convert to fraction form
5,011,516.31/6,912,319.17 = 4,599,381.02/x - Step 3: Cross multiply
5,011,516.31x = 6,912,319.17 × 4,599,381.02 - Step 4: Simplify right side
5,011,516.31x = 31,792,389,594,680.15 - Step 5: Solve for x
x = 31,792,389,594,680.15/5,011,516.31 - Step 6: Final answer
x = 6,343,866.33
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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.