Finding the Fourth Proportional to 84,238,107.42, 126,364,872.33 and 23,653,425.18
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Solution
The fourth proportional to 84,238,107.42, 126,364,872.33 and 23,653,425.18 is: 35,482,303.02
Step by Step Solution
- Step 1: Write the proportion equation
84,238,107.42 : 126,364,872.33 = 23,653,425.18 : x - Step 2: Convert to fraction form
84,238,107.42/126,364,872.33 = 23,653,425.18/x - Step 3: Cross multiply
84,238,107.42x = 126,364,872.33 × 23,653,425.18 - Step 4: Simplify right side
84,238,107.42x = 2,988,962,053,037,907 - Step 5: Solve for x
x = 2,988,962,053,037,907/84,238,107.42 - Step 6: Final answer
x = 35,482,303.02
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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.