Finding the Fourth Proportional to 11,810,013.98, 16,298,164.73 and 6,914,778.08
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Solution
The fourth proportional to 11,810,013.98, 16,298,164.73 and 6,914,778.08 is: 9,542,596.00
Step by Step Solution
- Step 1: Write the proportion equation
11,810,013.98 : 16,298,164.73 = 6,914,778.08 : x - Step 2: Convert to fraction form
11,810,013.98/16,298,164.73 = 6,914,778.08/x - Step 3: Cross multiply
11,810,013.98x = 16,298,164.73 × 6,914,778.08 - Step 4: Simplify right side
11,810,013.98x = 112,698,192,155,029.25 - Step 5: Solve for x
x = 112,698,192,155,029.25/11,810,013.98 - Step 6: Final answer
x = 9,542,596.00
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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.