Finding the Fourth Proportional to 16,618,619.24, 22,933,607.46 and 9,276,027.56
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Solution
The fourth proportional to 16,618,619.24, 22,933,607.46 and 9,276,027.56 is: 12,800,869.42
Step by Step Solution
- Step 1: Write the proportion equation
16,618,619.24 : 22,933,607.46 = 9,276,027.56 : x - Step 2: Convert to fraction form
16,618,619.24/22,933,607.46 = 9,276,027.56/x - Step 3: Cross multiply
16,618,619.24x = 22,933,607.46 × 9,276,027.56 - Step 4: Simplify right side
16,618,619.24x = 212,732,774,849,181.62 - Step 5: Solve for x
x = 212,732,774,849,181.62/16,618,619.24 - Step 6: Final answer
x = 12,800,869.42
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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.