Finding the Fourth Proportional to 6,325,730.96, 8,722,983.84 and 5,410,988.24
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Solution
The fourth proportional to 6,325,730.96, 8,722,983.84 and 5,410,988.24 is: 7,461,582.43
Step by Step Solution
- Step 1: Write the proportion equation
6,325,730.96 : 8,722,983.84 = 5,410,988.24 : x - Step 2: Convert to fraction form
6,325,730.96/8,722,983.84 = 5,410,988.24/x - Step 3: Cross multiply
6,325,730.96x = 8,722,983.84 × 5,410,988.24 - Step 4: Simplify right side
6,325,730.96x = 47,199,962,975,950.04 - Step 5: Solve for x
x = 47,199,962,975,950.04/6,325,730.96 - Step 6: Final answer
x = 7,461,582.43
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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.