Finding the Fourth Proportional to 19,093,461.36, 26,282,428.92 and 16,641,812.40
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Solution
The fourth proportional to 19,093,461.36, 26,282,428.92 and 16,641,812.40 is: 22,907,698.26
Step by Step Solution
- Step 1: Write the proportion equation
19,093,461.36 : 26,282,428.92 = 16,641,812.40 : x - Step 2: Convert to fraction form
19,093,461.36/26,282,428.92 = 16,641,812.40/x - Step 3: Cross multiply
19,093,461.36x = 26,282,428.92 × 16,641,812.40 - Step 4: Simplify right side
19,093,461.36x = 437,387,251,502,974.62 - Step 5: Solve for x
x = 437,387,251,502,974.62/19,093,461.36 - Step 6: Final answer
x = 22,907,698.26
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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.