Finding the Fourth Proportional to 5,560,040.86, 7,668,900.10 and 5,102,632.84
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Solution
The fourth proportional to 5,560,040.86, 7,668,900.10 and 5,102,632.84 is: 7,038,002.50
Step by Step Solution
- Step 1: Write the proportion equation
5,560,040.86 : 7,668,900.10 = 5,102,632.84 : x - Step 2: Convert to fraction form
5,560,040.86/7,668,900.10 = 5,102,632.84/x - Step 3: Cross multiply
5,560,040.86x = 7,668,900.10 × 5,102,632.84 - Step 4: Simplify right side
5,560,040.86x = 39,131,581,496,939.28 - Step 5: Solve for x
x = 39,131,581,496,939.28/5,560,040.86 - Step 6: Final answer
x = 7,038,002.50
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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.