Finding the Fourth Proportional to 11,710,768.04, 16,160,857.53 and 6,554,129.03
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Solution
The fourth proportional to 11,710,768.04, 16,160,857.53 and 6,554,129.03 is: 9,044,696.74
Step by Step Solution
- Step 1: Write the proportion equation
11,710,768.04 : 16,160,857.53 = 6,554,129.03 : x - Step 2: Convert to fraction form
11,710,768.04/16,160,857.53 = 6,554,129.03/x - Step 3: Cross multiply
11,710,768.04x = 16,160,857.53 × 6,554,129.03 - Step 4: Simplify right side
11,710,768.04x = 105,920,345,487,067.09 - Step 5: Solve for x
x = 105,920,345,487,067.09/11,710,768.04 - Step 6: Final answer
x = 9,044,696.74
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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.