Finding the Fourth Proportional to 10,763,720.40, 14,857,533 and 6,414,170.88
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Solution
The fourth proportional to 10,763,720.40, 14,857,533 and 6,414,170.88 is: 8,853,700.39
Step by Step Solution
- Step 1: Write the proportion equation
10,763,720.40 : 14,857,533 = 6,414,170.88 : x - Step 2: Convert to fraction form
10,763,720.40/14,857,533 = 6,414,170.88/x - Step 3: Cross multiply
10,763,720.40x = 14,857,533 × 6,414,170.88 - Step 4: Simplify right side
10,763,720.40x = 95,298,755,517,239.03 - Step 5: Solve for x
x = 95,298,755,517,239.03/10,763,720.40 - Step 6: Final answer
x = 8,853,700.39
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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.