Finding the Fourth Proportional to 19,345,340.63, 26,696,781.70 and 10,524,841.99
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Solution
The fourth proportional to 19,345,340.63, 26,696,781.70 and 10,524,841.99 is: 14,524,397.08
Step by Step Solution
- Step 1: Write the proportion equation
19,345,340.63 : 26,696,781.70 = 10,524,841.99 : x - Step 2: Convert to fraction form
19,345,340.63/26,696,781.70 = 10,524,841.99/x - Step 3: Cross multiply
19,345,340.63x = 26,696,781.70 × 10,524,841.99 - Step 4: Simplify right side
19,345,340.63x = 280,979,408,940,969.56 - Step 5: Solve for x
x = 280,979,408,940,969.56/19,345,340.63 - Step 6: Final answer
x = 14,524,397.08
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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.