Finding the Fourth Proportional to 11,864,885.74, 17,797,328.43 and 5,473,247.02
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Solution
The fourth proportional to 11,864,885.74, 17,797,328.43 and 5,473,247.02 is: 8,209,870.45
Step by Step Solution
- Step 1: Write the proportion equation
11,864,885.74 : 17,797,328.43 = 5,473,247.02 : x - Step 2: Convert to fraction form
11,864,885.74/17,797,328.43 = 5,473,247.02/x - Step 3: Cross multiply
11,864,885.74x = 17,797,328.43 × 5,473,247.02 - Step 4: Simplify right side
11,864,885.74x = 97,409,174,793,458.77 - Step 5: Solve for x
x = 97,409,174,793,458.77/11,864,885.74 - Step 6: Final answer
x = 8,209,870.45
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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.