Finding the Fourth Proportional to 7,028,740.04, 9,704,687.81 and 5,481,730.06
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Solution
The fourth proportional to 7,028,740.04, 9,704,687.81 and 5,481,730.06 is: 7,568,707.70
Step by Step Solution
- Step 1: Write the proportion equation
7,028,740.04 : 9,704,687.81 = 5,481,730.06 : x - Step 2: Convert to fraction form
7,028,740.04/9,704,687.81 = 5,481,730.06/x - Step 3: Cross multiply
7,028,740.04x = 9,704,687.81 × 5,481,730.06 - Step 4: Simplify right side
7,028,740.04x = 53,198,478,839,322.20 - Step 5: Solve for x
x = 53,198,478,839,322.20/7,028,740.04 - Step 6: Final answer
x = 7,568,707.70
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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.