Finding the Fourth Proportional to 7,029,174.18, 10,532,855.58 and 4,874,402.40
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Solution
The fourth proportional to 7,029,174.18, 10,532,855.58 and 4,874,402.40 is: 7,304,041.02
Step by Step Solution
- Step 1: Write the proportion equation
7,029,174.18 : 10,532,855.58 = 4,874,402.40 : x - Step 2: Convert to fraction form
7,029,174.18/10,532,855.58 = 4,874,402.40/x - Step 3: Cross multiply
7,029,174.18x = 10,532,855.58 × 4,874,402.40 - Step 4: Simplify right side
7,029,174.18x = 51,341,376,518,005.40 - Step 5: Solve for x
x = 51,341,376,518,005.40/7,029,174.18 - Step 6: Final answer
x = 7,304,041.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.