Finding the Fourth Proportional to 22,428,050.82, 30,950,722.59 and 12,114,774
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Solution
The fourth proportional to 22,428,050.82, 30,950,722.59 and 12,114,774 is: 16,718,394.85
Step by Step Solution
- Step 1: Write the proportion equation
22,428,050.82 : 30,950,722.59 = 12,114,774 : x - Step 2: Convert to fraction form
22,428,050.82/30,950,722.59 = 12,114,774/x - Step 3: Cross multiply
22,428,050.82x = 30,950,722.59 × 12,114,774 - Step 4: Simplify right side
22,428,050.82x = 374,961,009,314,544.69 - Step 5: Solve for x
x = 374,961,009,314,544.69/22,428,050.82 - Step 6: Final answer
x = 16,718,394.85
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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.