Finding the Fourth Proportional to 5,746,451.67, 7,930,156.53 and 3,168,224.71
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Solution
The fourth proportional to 5,746,451.67, 7,930,156.53 and 3,168,224.71 is: 4,372,179.44
Step by Step Solution
- Step 1: Write the proportion equation
5,746,451.67 : 7,930,156.53 = 3,168,224.71 : x - Step 2: Convert to fraction form
5,746,451.67/7,930,156.53 = 3,168,224.71/x - Step 3: Cross multiply
5,746,451.67x = 7,930,156.53 × 3,168,224.71 - Step 4: Simplify right side
5,746,451.67x = 25,124,517,852,688.46 - Step 5: Solve for x
x = 25,124,517,852,688.46/5,746,451.67 - Step 6: Final answer
x = 4,372,179.44
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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.