Finding the Fourth Proportional to 17,804,537.30, 26,706,805.95 and 11,639,821.70
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Solution
The fourth proportional to 17,804,537.30, 26,706,805.95 and 11,639,821.70 is: 17,459,732.55
Step by Step Solution
- Step 1: Write the proportion equation
17,804,537.30 : 26,706,805.95 = 11,639,821.70 : x - Step 2: Convert to fraction form
17,804,537.30/26,706,805.95 = 11,639,821.70/x - Step 3: Cross multiply
17,804,537.30x = 26,706,805.95 × 11,639,821.70 - Step 4: Simplify right side
17,804,537.30x = 310,862,459,434,499.06 - Step 5: Solve for x
x = 310,862,459,434,499.06/17,804,537.30 - Step 6: Final answer
x = 17,459,732.55
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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.