Finding the Fourth Proportional to 11,824,922.93, 16,315,305.45 and 6,927,512.31
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Solution
The fourth proportional to 11,824,922.93, 16,315,305.45 and 6,927,512.31 is: 9,558,157.80
Step by Step Solution
- Step 1: Write the proportion equation
11,824,922.93 : 16,315,305.45 = 6,927,512.31 : x - Step 2: Convert to fraction form
11,824,922.93/16,315,305.45 = 6,927,512.31/x - Step 3: Cross multiply
11,824,922.93x = 16,315,305.45 × 6,927,512.31 - Step 4: Simplify right side
11,824,922.93x = 113,024,479,346,285.08 - Step 5: Solve for x
x = 113,024,479,346,285.08/11,824,922.93 - Step 6: Final answer
x = 9,558,157.80
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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.