Finding the Fourth Proportional to 6,230,722.80, 9,330,337.80 and 4,971,010.80
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Solution
The fourth proportional to 6,230,722.80, 9,330,337.80 and 4,971,010.80 is: 7,443,953.37
Step by Step Solution
- Step 1: Write the proportion equation
6,230,722.80 : 9,330,337.80 = 4,971,010.80 : x - Step 2: Convert to fraction form
6,230,722.80/9,330,337.80 = 4,971,010.80/x - Step 3: Cross multiply
6,230,722.80x = 9,330,337.80 × 4,971,010.80 - Step 4: Simplify right side
6,230,722.80x = 46,381,209,971,448.24 - Step 5: Solve for x
x = 46,381,209,971,448.24/6,230,722.80 - Step 6: Final answer
x = 7,443,953.37
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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.