Finding the Fourth Proportional to 6,214,526.80, 9,306,043.80 and 4,954,814.80
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Solution
The fourth proportional to 6,214,526.80, 9,306,043.80 and 4,954,814.80 is: 7,419,667.66
Step by Step Solution
- Step 1: Write the proportion equation
6,214,526.80 : 9,306,043.80 = 4,954,814.80 : x - Step 2: Convert to fraction form
6,214,526.80/9,306,043.80 = 4,954,814.80/x - Step 3: Cross multiply
6,214,526.80x = 9,306,043.80 × 4,954,814.80 - Step 4: Simplify right side
6,214,526.80x = 46,109,723,549,688.24 - Step 5: Solve for x
x = 46,109,723,549,688.24/6,214,526.80 - Step 6: Final answer
x = 7,419,667.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.