Finding the Fourth Proportional to 11,711,125.54, 16,161,858.38 and 6,484,133.82
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Solution
The fourth proportional to 11,711,125.54, 16,161,858.38 and 6,484,133.82 is: 8,948,384.35
Step by Step Solution
- Step 1: Write the proportion equation
11,711,125.54 : 16,161,858.38 = 6,484,133.82 : x - Step 2: Convert to fraction form
11,711,125.54/16,161,858.38 = 6,484,133.82/x - Step 3: Cross multiply
11,711,125.54x = 16,161,858.38 × 6,484,133.82 - Step 4: Simplify right side
11,711,125.54x = 104,795,652,444,092.81 - Step 5: Solve for x
x = 104,795,652,444,092.81/11,711,125.54 - Step 6: Final answer
x = 8,948,384.35
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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.