Finding the Fourth Proportional to 19,894,441.22, 29,841,660.21 and 5,517,508.83
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Solution
The fourth proportional to 19,894,441.22, 29,841,660.21 and 5,517,508.83 is: 8,276,262.79
Step by Step Solution
- Step 1: Write the proportion equation
19,894,441.22 : 29,841,660.21 = 5,517,508.83 : x - Step 2: Convert to fraction form
19,894,441.22/29,841,660.21 = 5,517,508.83/x - Step 3: Cross multiply
19,894,441.22x = 29,841,660.21 × 5,517,508.83 - Step 4: Simplify right side
19,894,441.22x = 164,651,623,588,283.09 - Step 5: Solve for x
x = 164,651,623,588,283.09/19,894,441.22 - Step 6: Final answer
x = 8,276,262.79
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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.