Finding the Fourth Proportional to 4,654,435.68, 6,423,159.76 and 2,617,227.36
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Solution
The fourth proportional to 4,654,435.68, 6,423,159.76 and 2,617,227.36 is: 3,611,795.42
Step by Step Solution
- Step 1: Write the proportion equation
4,654,435.68 : 6,423,159.76 = 2,617,227.36 : x - Step 2: Convert to fraction form
4,654,435.68/6,423,159.76 = 2,617,227.36/x - Step 3: Cross multiply
4,654,435.68x = 6,423,159.76 × 2,617,227.36 - Step 4: Simplify right side
4,654,435.68x = 16,810,869,461,523.03 - Step 5: Solve for x
x = 16,810,869,461,523.03/4,654,435.68 - Step 6: Final answer
x = 3,611,795.42
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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.