Finding the Fourth Proportional to 29,660,042.40, 44,402,972.40 and 22,120,432.80
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Solution
The fourth proportional to 29,660,042.40, 44,402,972.40 and 22,120,432.80 is: 33,115,696.66
Step by Step Solution
- Step 1: Write the proportion equation
29,660,042.40 : 44,402,972.40 = 22,120,432.80 : x - Step 2: Convert to fraction form
29,660,042.40/44,402,972.40 = 22,120,432.80/x - Step 3: Cross multiply
29,660,042.40x = 44,402,972.40 × 22,120,432.80 - Step 4: Simplify right side
29,660,042.40x = 982,212,967,094,454.75 - Step 5: Solve for x
x = 982,212,967,094,454.75/29,660,042.40 - Step 6: Final answer
x = 33,115,696.66
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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.