Finding the Fourth Proportional to 10,170,179.32, 14,034,950.47 and 5,524,055.09
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Solution
The fourth proportional to 10,170,179.32, 14,034,950.47 and 5,524,055.09 is: 7,623,251.97
Step by Step Solution
- Step 1: Write the proportion equation
10,170,179.32 : 14,034,950.47 = 5,524,055.09 : x - Step 2: Convert to fraction form
10,170,179.32/14,034,950.47 = 5,524,055.09/x - Step 3: Cross multiply
10,170,179.32x = 14,034,950.47 × 5,524,055.09 - Step 4: Simplify right side
10,170,179.32x = 77,529,839,516,055.83 - Step 5: Solve for x
x = 77,529,839,516,055.83/10,170,179.32 - Step 6: Final answer
x = 7,623,251.97
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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.