Finding the Fourth Proportional to 19,443,639.38, 29,165,083.64 and 5,806,026.19
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Solution
The fourth proportional to 19,443,639.38, 29,165,083.64 and 5,806,026.19 is: 8,708,927.17
Step by Step Solution
- Step 1: Write the proportion equation
19,443,639.38 : 29,165,083.64 = 5,806,026.19 : x - Step 2: Convert to fraction form
19,443,639.38/29,165,083.64 = 5,806,026.19/x - Step 3: Cross multiply
19,443,639.38x = 29,165,083.64 × 5,806,026.19 - Step 4: Simplify right side
19,443,639.38x = 169,333,239,296,193.41 - Step 5: Solve for x
x = 169,333,239,296,193.41/19,443,639.38 - Step 6: Final answer
x = 8,708,927.17
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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.