Finding the Fourth Proportional to 7,455,101.99, 11,166,261.42 and 6,161,043.16
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Solution
The fourth proportional to 7,455,101.99, 11,166,261.42 and 6,161,043.16 is: 9,228,018.42
Step by Step Solution
- Step 1: Write the proportion equation
7,455,101.99 : 11,166,261.42 = 6,161,043.16 : x - Step 2: Convert to fraction form
7,455,101.99/11,166,261.42 = 6,161,043.16/x - Step 3: Cross multiply
7,455,101.99x = 11,166,261.42 × 6,161,043.16 - Step 4: Simplify right side
7,455,101.99x = 68,795,818,488,631.59 - Step 5: Solve for x
x = 68,795,818,488,631.59/7,455,101.99 - Step 6: Final answer
x = 9,228,018.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.