Finding the Fourth Proportional to 10,669,794.80, 14,724,315.68 and 5,775,016
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Solution
The fourth proportional to 10,669,794.80, 14,724,315.68 and 5,775,016 is: 7,969,521.46
Step by Step Solution
- Step 1: Write the proportion equation
10,669,794.80 : 14,724,315.68 = 5,775,016 : x - Step 2: Convert to fraction form
10,669,794.80/14,724,315.68 = 5,775,016/x - Step 3: Cross multiply
10,669,794.80x = 14,724,315.68 × 5,775,016 - Step 4: Simplify right side
10,669,794.80x = 85,033,158,641,050.88 - Step 5: Solve for x
x = 85,033,158,641,050.88/10,669,794.80 - Step 6: Final answer
x = 7,969,521.46
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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.