Finding the Fourth Proportional to 7,101,101.10, 10,651,651.65 and 4,408,466.70
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Solution
The fourth proportional to 7,101,101.10, 10,651,651.65 and 4,408,466.70 is: 6,612,700.05
Step by Step Solution
- Step 1: Write the proportion equation
7,101,101.10 : 10,651,651.65 = 4,408,466.70 : x - Step 2: Convert to fraction form
7,101,101.10/10,651,651.65 = 4,408,466.70/x - Step 3: Cross multiply
7,101,101.10x = 10,651,651.65 × 4,408,466.70 - Step 4: Simplify right side
7,101,101.10x = 46,957,451,599,025.06 - Step 5: Solve for x
x = 46,957,451,599,025.06/7,101,101.10 - Step 6: Final answer
x = 6,612,700.05
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Double scale
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Similar ratio
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1.5x scale
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.