Finding the Fourth Proportional to 10,906,185.20, 15,050,635.79 and 6,011,595.09
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Solution
The fourth proportional to 10,906,185.20, 15,050,635.79 and 6,011,595.09 is: 8,296,056.46
Step by Step Solution
- Step 1: Write the proportion equation
10,906,185.20 : 15,050,635.79 = 6,011,595.09 : x - Step 2: Convert to fraction form
10,906,185.20/15,050,635.79 = 6,011,595.09/x - Step 3: Cross multiply
10,906,185.20x = 15,050,635.79 × 6,011,595.09 - Step 4: Simplify right side
10,906,185.20x = 90,478,328,186,484.30 - Step 5: Solve for x
x = 90,478,328,186,484.30/10,906,185.20 - Step 6: Final answer
x = 8,296,056.46
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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.