Finding the Fourth Proportional to 14,201,887.38, 19,597,092.93 and 8,400,887.70
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Solution
The fourth proportional to 14,201,887.38, 19,597,092.93 and 8,400,887.70 is: 11,592,330.83
Step by Step Solution
- Step 1: Write the proportion equation
14,201,887.38 : 19,597,092.93 = 8,400,887.70 : x - Step 2: Convert to fraction form
14,201,887.38/19,597,092.93 = 8,400,887.70/x - Step 3: Cross multiply
14,201,887.38x = 19,597,092.93 × 8,400,887.70 - Step 4: Simplify right side
14,201,887.38x = 164,632,976,951,393.94 - Step 5: Solve for x
x = 164,632,976,951,393.94/14,201,887.38 - Step 6: Final answer
x = 11,592,330.83
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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.