Finding the Fourth Proportional to 10,549,113.67, 15,823,581.65 and 8,245,544.44
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Solution
The fourth proportional to 10,549,113.67, 15,823,581.65 and 8,245,544.44 is: 12,368,247.20
Step by Step Solution
- Step 1: Write the proportion equation
10,549,113.67 : 15,823,581.65 = 8,245,544.44 : x - Step 2: Convert to fraction form
10,549,113.67/15,823,581.65 = 8,245,544.44/x - Step 3: Cross multiply
10,549,113.67x = 15,823,581.65 × 8,245,544.44 - Step 4: Simplify right side
10,549,113.67x = 130,474,045,678,210.64 - Step 5: Solve for x
x = 130,474,045,678,210.64/10,549,113.67 - Step 6: Final answer
x = 12,368,247.20
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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.