Finding the Fourth Proportional to 7,101,330.10, 10,651,995.15 and 4,408,695.70
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Solution
The fourth proportional to 7,101,330.10, 10,651,995.15 and 4,408,695.70 is: 6,613,043.55
Step by Step Solution
- Step 1: Write the proportion equation
7,101,330.10 : 10,651,995.15 = 4,408,695.70 : x - Step 2: Convert to fraction form
7,101,330.10/10,651,995.15 = 4,408,695.70/x - Step 3: Cross multiply
7,101,330.10x = 10,651,995.15 × 4,408,695.70 - Step 4: Simplify right side
7,101,330.10x = 46,961,405,214,225.86 - Step 5: Solve for x
x = 46,961,405,214,225.86/7,101,330.10 - Step 6: Final answer
x = 6,613,043.55
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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.