Finding the Fourth Proportional to 55,160,616.08, 76,125,107.32 and 30,380,798
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Solution
The fourth proportional to 55,160,616.08, 76,125,107.32 and 30,380,798 is: 41,927,405.32
Step by Step Solution
- Step 1: Write the proportion equation
55,160,616.08 : 76,125,107.32 = 30,380,798 : x - Step 2: Convert to fraction form
55,160,616.08/76,125,107.32 = 30,380,798/x - Step 3: Cross multiply
55,160,616.08x = 76,125,107.32 × 30,380,798 - Step 4: Simplify right side
55,160,616.08x = 2,312,741,508,217,241 - Step 5: Solve for x
x = 2,312,741,508,217,241/55,160,616.08 - Step 6: Final answer
x = 41,927,405.32
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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.