Finding the Fourth Proportional to 13,452,544.08, 18,564,903 and 7,341,366.24
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Solution
The fourth proportional to 13,452,544.08, 18,564,903 and 7,341,366.24 is: 10,131,299.43
Step by Step Solution
- Step 1: Write the proportion equation
13,452,544.08 : 18,564,903 = 7,341,366.24 : x - Step 2: Convert to fraction form
13,452,544.08/18,564,903 = 7,341,366.24/x - Step 3: Cross multiply
13,452,544.08x = 18,564,903 × 7,341,366.24 - Step 4: Simplify right side
13,452,544.08x = 136,291,752,133,074.72 - Step 5: Solve for x
x = 136,291,752,133,074.72/13,452,544.08 - Step 6: Final answer
x = 10,131,299.43
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.