Finding the Fourth Proportional to 22,874,420.31, 34,312,733.97 and 7,521,370.08
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Solution
The fourth proportional to 22,874,420.31, 34,312,733.97 and 7,521,370.08 is: 11,282,417.97
Step by Step Solution
- Step 1: Write the proportion equation
22,874,420.31 : 34,312,733.97 = 7,521,370.08 : x - Step 2: Convert to fraction form
22,874,420.31/34,312,733.97 = 7,521,370.08/x - Step 3: Cross multiply
22,874,420.31x = 34,312,733.97 × 7,521,370.08 - Step 4: Simplify right side
22,874,420.31x = 258,078,770,644,957.62 - Step 5: Solve for x
x = 258,078,770,644,957.62/22,874,420.31 - Step 6: Final answer
x = 11,282,417.97
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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.