Finding the Fourth Proportional to 11,199,116.70, 16,798,675.05 and 5,530,412.70
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Solution
The fourth proportional to 11,199,116.70, 16,798,675.05 and 5,530,412.70 is: 8,295,619.05
Step by Step Solution
- Step 1: Write the proportion equation
11,199,116.70 : 16,798,675.05 = 5,530,412.70 : x - Step 2: Convert to fraction form
11,199,116.70/16,798,675.05 = 5,530,412.70/x - Step 3: Cross multiply
11,199,116.70x = 16,798,675.05 × 5,530,412.70 - Step 4: Simplify right side
11,199,116.70x = 92,903,605,839,693.14 - Step 5: Solve for x
x = 92,903,605,839,693.14/11,199,116.70 - Step 6: Final answer
x = 8,295,619.05
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1.5x scale
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.