Finding the Fourth Proportional to 10,193,852.39, 14,064,349.64 and 5,782,852.00
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Solution
The fourth proportional to 10,193,852.39, 14,064,349.64 and 5,782,852.00 is: 7,978,539.34
Step by Step Solution
- Step 1: Write the proportion equation
10,193,852.39 : 14,064,349.64 = 5,782,852.00 : x - Step 2: Convert to fraction form
10,193,852.39/14,064,349.64 = 5,782,852.00/x - Step 3: Cross multiply
10,193,852.39x = 14,064,349.64 × 5,782,852.00 - Step 4: Simplify right side
10,193,852.39x = 81,332,052,380,298.14 - Step 5: Solve for x
x = 81,332,052,380,298.14/10,193,852.39 - Step 6: Final answer
x = 7,978,539.34
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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.