Finding the Fourth Proportional to 7,183,193.70, 10,774,790.55 and 4,197,209.70
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Solution
The fourth proportional to 7,183,193.70, 10,774,790.55 and 4,197,209.70 is: 6,295,814.55
Step by Step Solution
- Step 1: Write the proportion equation
7,183,193.70 : 10,774,790.55 = 4,197,209.70 : x - Step 2: Convert to fraction form
7,183,193.70/10,774,790.55 = 4,197,209.70/x - Step 3: Cross multiply
7,183,193.70x = 10,774,790.55 × 4,197,209.70 - Step 4: Simplify right side
7,183,193.70x = 45,224,055,411,928.34 - Step 5: Solve for x
x = 45,224,055,411,928.34/7,183,193.70 - Step 6: Final answer
x = 6,295,814.55
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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.