Finding the Fourth Proportional to 9,577,865.35, 13,217,734.19 and 5,227,231.01
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Solution
The fourth proportional to 9,577,865.35, 13,217,734.19 and 5,227,231.01 is: 7,213,731.61
Step by Step Solution
- Step 1: Write the proportion equation
9,577,865.35 : 13,217,734.19 = 5,227,231.01 : x - Step 2: Convert to fraction form
9,577,865.35/13,217,734.19 = 5,227,231.01/x - Step 3: Cross multiply
9,577,865.35x = 13,217,734.19 × 5,227,231.01 - Step 4: Simplify right side
9,577,865.35x = 69,092,150,013,769.08 - Step 5: Solve for x
x = 69,092,150,013,769.08/9,577,865.35 - Step 6: Final answer
x = 7,213,731.61
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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.