Finding the Fourth Proportional to 7,674,210.16, 10,590,132.36 and 4,236,377.44
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Solution
The fourth proportional to 7,674,210.16, 10,590,132.36 and 4,236,377.44 is: 5,846,047.59
Step by Step Solution
- Step 1: Write the proportion equation
7,674,210.16 : 10,590,132.36 = 4,236,377.44 : x - Step 2: Convert to fraction form
7,674,210.16/10,590,132.36 = 4,236,377.44/x - Step 3: Cross multiply
7,674,210.16x = 10,590,132.36 × 4,236,377.44 - Step 4: Simplify right side
7,674,210.16x = 44,863,797,816,517.96 - Step 5: Solve for x
x = 44,863,797,816,517.96/7,674,210.16 - Step 6: Final answer
x = 5,846,047.59
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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.