Finding the Fourth Proportional to 10,930,245.70, 16,395,368.55 and 4,537,207.30
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Solution
The fourth proportional to 10,930,245.70, 16,395,368.55 and 4,537,207.30 is: 6,805,810.95
Step by Step Solution
- Step 1: Write the proportion equation
10,930,245.70 : 16,395,368.55 = 4,537,207.30 : x - Step 2: Convert to fraction form
10,930,245.70/16,395,368.55 = 4,537,207.30/x - Step 3: Cross multiply
10,930,245.70x = 16,395,368.55 × 4,537,207.30 - Step 4: Simplify right side
10,930,245.70x = 74,389,185,871,250.42 - Step 5: Solve for x
x = 74,389,185,871,250.42/10,930,245.70 - Step 6: Final answer
x = 6,805,810.95
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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.