Finding the Fourth Proportional to 7,366,687.74, 10,166,259.58 and 4,227,525.68
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Solution
The fourth proportional to 7,366,687.74, 10,166,259.58 and 4,227,525.68 is: 5,834,117.71
Step by Step Solution
- Step 1: Write the proportion equation
7,366,687.74 : 10,166,259.58 = 4,227,525.68 : x - Step 2: Convert to fraction form
7,366,687.74/10,166,259.58 = 4,227,525.68/x - Step 3: Cross multiply
7,366,687.74x = 10,166,259.58 × 4,227,525.68 - Step 4: Simplify right side
7,366,687.74x = 42,978,123,382,595.91 - Step 5: Solve for x
x = 42,978,123,382,595.91/7,366,687.74 - Step 6: Final answer
x = 5,834,117.71
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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.