Finding the Fourth Proportional to 41,106,787.68, 56,724,706.80 and 22,521,902.40
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Solution
The fourth proportional to 41,106,787.68, 56,724,706.80 and 22,521,902.40 is: 31,078,767.82
Step by Step Solution
- Step 1: Write the proportion equation
41,106,787.68 : 56,724,706.80 = 22,521,902.40 : x - Step 2: Convert to fraction form
41,106,787.68/56,724,706.80 = 22,521,902.40/x - Step 3: Cross multiply
41,106,787.68x = 56,724,706.80 × 22,521,902.40 - Step 4: Simplify right side
41,106,787.68x = 1,277,548,310,218,216.25 - Step 5: Solve for x
x = 1,277,548,310,218,216.25/41,106,787.68 - Step 6: Final answer
x = 31,078,767.82
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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.