Finding the Fourth Proportional to 10,366,518.35, 15,549,777.53 and 4,609,240.85
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Solution
The fourth proportional to 10,366,518.35, 15,549,777.53 and 4,609,240.85 is: 6,913,861.28
Step by Step Solution
- Step 1: Write the proportion equation
10,366,518.35 : 15,549,777.53 = 4,609,240.85 : x - Step 2: Convert to fraction form
10,366,518.35/15,549,777.53 = 4,609,240.85/x - Step 3: Cross multiply
10,366,518.35x = 15,549,777.53 × 4,609,240.85 - Step 4: Simplify right side
10,366,518.35x = 71,672,669,799,688.09 - Step 5: Solve for x
x = 71,672,669,799,688.09/10,366,518.35 - Step 6: Final answer
x = 6,913,861.28
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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.