Finding the Fourth Proportional to 81,544,251.42, 112,531,083.30 and 44,874,822.42
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Solution
The fourth proportional to 81,544,251.42, 112,531,083.30 and 44,874,822.42 is: 61,927,263.93
Step by Step Solution
- Step 1: Write the proportion equation
81,544,251.42 : 112,531,083.30 = 44,874,822.42 : x - Step 2: Convert to fraction form
81,544,251.42/112,531,083.30 = 44,874,822.42/x - Step 3: Cross multiply
81,544,251.42x = 112,531,083.30 × 44,874,822.42 - Step 4: Simplify right side
81,544,251.42x = 5,049,812,379,817,728 - Step 5: Solve for x
x = 5,049,812,379,817,728/81,544,251.42 - Step 6: Final answer
x = 61,927,263.93
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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.