Finding the Fourth Proportional to 10,822,138.74, 14,927,366.39 and 6,959,546.82
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Solution
The fourth proportional to 10,822,138.74, 14,927,366.39 and 6,959,546.82 is: 9,599,554.01
Step by Step Solution
- Step 1: Write the proportion equation
10,822,138.74 : 14,927,366.39 = 6,959,546.82 : x - Step 2: Convert to fraction form
10,822,138.74/14,927,366.39 = 6,959,546.82/x - Step 3: Cross multiply
10,822,138.74x = 14,927,366.39 × 6,959,546.82 - Step 4: Simplify right side
10,822,138.74x = 103,887,705,290,499.39 - Step 5: Solve for x
x = 103,887,705,290,499.39/10,822,138.74 - Step 6: Final answer
x = 9,599,554.01
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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.