Finding the Fourth Proportional to 11,817,012.14, 16,307,460.96 and 6,384,504.14
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Solution
The fourth proportional to 11,817,012.14, 16,307,460.96 and 6,384,504.14 is: 8,810,607.18
Step by Step Solution
- Step 1: Write the proportion equation
11,817,012.14 : 16,307,460.96 = 6,384,504.14 : x - Step 2: Convert to fraction form
11,817,012.14/16,307,460.96 = 6,384,504.14/x - Step 3: Cross multiply
11,817,012.14x = 16,307,460.96 × 6,384,504.14 - Step 4: Simplify right side
11,817,012.14x = 104,115,051,930,471.08 - Step 5: Solve for x
x = 104,115,051,930,471.08/11,817,012.14 - Step 6: Final answer
x = 8,810,607.18
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1.5x scale
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.