Finding the Fourth Proportional to 11,939,754, 16,477,305.24 and 6,783,988.80
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Solution
The fourth proportional to 11,939,754, 16,477,305.24 and 6,783,988.80 is: 9,362,157.23
Step by Step Solution
- Step 1: Write the proportion equation
11,939,754 : 16,477,305.24 = 6,783,988.80 : x - Step 2: Convert to fraction form
11,939,754/16,477,305.24 = 6,783,988.80/x - Step 3: Cross multiply
11,939,754x = 16,477,305.24 × 6,783,988.80 - Step 4: Simplify right side
11,939,754x = 111,781,854,202,341.31 - Step 5: Solve for x
x = 111,781,854,202,341.31/11,939,754 - Step 6: Final answer
x = 9,362,157.23
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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.