Finding the Fourth Proportional to 7,994,534.28, 11,033,092.80 and 5,095,226.76
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Solution
The fourth proportional to 7,994,534.28, 11,033,092.80 and 5,095,226.76 is: 7,031,817.95
Step by Step Solution
- Step 1: Write the proportion equation
7,994,534.28 : 11,033,092.80 = 5,095,226.76 : x - Step 2: Convert to fraction form
7,994,534.28/11,033,092.80 = 5,095,226.76/x - Step 3: Cross multiply
7,994,534.28x = 11,033,092.80 × 5,095,226.76 - Step 4: Simplify right side
7,994,534.28x = 56,216,109,680,123.33 - Step 5: Solve for x
x = 56,216,109,680,123.33/7,994,534.28 - Step 6: Final answer
x = 7,031,817.95
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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.