Finding the Fourth Proportional to 10,974,531.40, 16,461,797.10 and 3,403,817.80
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Solution
The fourth proportional to 10,974,531.40, 16,461,797.10 and 3,403,817.80 is: 5,105,726.70
Step by Step Solution
- Step 1: Write the proportion equation
10,974,531.40 : 16,461,797.10 = 3,403,817.80 : x - Step 2: Convert to fraction form
10,974,531.40/16,461,797.10 = 3,403,817.80/x - Step 3: Cross multiply
10,974,531.40x = 16,461,797.10 × 3,403,817.80 - Step 4: Simplify right side
10,974,531.40x = 56,032,957,988,968.38 - Step 5: Solve for x
x = 56,032,957,988,968.38/10,974,531.40 - Step 6: Final answer
x = 5,105,726.70
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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.