Finding the Fourth Proportional to 7,579,322.70, 11,364,832.18 and 3,732,686.31
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Solution
The fourth proportional to 7,579,322.70, 11,364,832.18 and 3,732,686.31 is: 5,596,984.75
Step by Step Solution
- Step 1: Write the proportion equation
7,579,322.70 : 11,364,832.18 = 3,732,686.31 : x - Step 2: Convert to fraction form
7,579,322.70/11,364,832.18 = 3,732,686.31/x - Step 3: Cross multiply
7,579,322.70x = 11,364,832.18 × 3,732,686.31 - Step 4: Simplify right side
7,579,322.70x = 42,421,353,541,017.44 - Step 5: Solve for x
x = 42,421,353,541,017.44/7,579,322.70 - Step 6: Final answer
x = 5,596,984.75
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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.