Finding the Fourth Proportional to 11,180,414.08, 15,429,023.68 and 6,351,783.04
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Solution
The fourth proportional to 11,180,414.08, 15,429,023.68 and 6,351,783.04 is: 8,765,490.28
Step by Step Solution
- Step 1: Write the proportion equation
11,180,414.08 : 15,429,023.68 = 6,351,783.04 : x - Step 2: Convert to fraction form
11,180,414.08/15,429,023.68 = 6,351,783.04/x - Step 3: Cross multiply
11,180,414.08x = 15,429,023.68 × 6,351,783.04 - Step 4: Simplify right side
11,180,414.08x = 98,001,810,934,382.39 - Step 5: Solve for x
x = 98,001,810,934,382.39/11,180,414.08 - Step 6: Final answer
x = 8,765,490.28
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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.