Finding the Fourth Proportional to 7,288,278.14, 10,931,295.72 and 2,430,670.08
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Solution
The fourth proportional to 7,288,278.14, 10,931,295.72 and 2,430,670.08 is: 3,645,631.10
Step by Step Solution
- Step 1: Write the proportion equation
7,288,278.14 : 10,931,295.72 = 2,430,670.08 : x - Step 2: Convert to fraction form
7,288,278.14/10,931,295.72 = 2,430,670.08/x - Step 3: Cross multiply
7,288,278.14x = 10,931,295.72 × 2,430,670.08 - Step 4: Simplify right side
7,288,278.14x = 26,570,373,442,236.06 - Step 5: Solve for x
x = 26,570,373,442,236.06/7,288,278.14 - Step 6: Final answer
x = 3,645,631.10
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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.