Finding the Fourth Proportional to 5,727,329.65, 7,903,746.17 and 3,372,630.13
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Solution
The fourth proportional to 5,727,329.65, 7,903,746.17 and 3,372,630.13 is: 4,654,247.98
Step by Step Solution
- Step 1: Write the proportion equation
5,727,329.65 : 7,903,746.17 = 3,372,630.13 : x - Step 2: Convert to fraction form
5,727,329.65/7,903,746.17 = 3,372,630.13/x - Step 3: Cross multiply
5,727,329.65x = 7,903,746.17 × 3,372,630.13 - Step 4: Simplify right side
5,727,329.65x = 26,656,412,472,814.10 - Step 5: Solve for x
x = 26,656,412,472,814.10/5,727,329.65 - Step 6: Final answer
x = 4,654,247.98
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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.