Finding the Fourth Proportional to 6,729,613.99, 9,286,820.06 and 3,673,828.24
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Solution
The fourth proportional to 6,729,613.99, 9,286,820.06 and 3,673,828.24 is: 5,069,857.18
Step by Step Solution
- Step 1: Write the proportion equation
6,729,613.99 : 9,286,820.06 = 3,673,828.24 : x - Step 2: Convert to fraction form
6,729,613.99/9,286,820.06 = 3,673,828.24/x - Step 3: Cross multiply
6,729,613.99x = 9,286,820.06 × 3,673,828.24 - Step 4: Simplify right side
6,729,613.99x = 34,118,181,796,226.50 - Step 5: Solve for x
x = 34,118,181,796,226.50/6,729,613.99 - Step 6: Final answer
x = 5,069,857.18
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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.