Finding the Fourth Proportional to 6,074,497.13, 8,382,980.99 and 3,358,418.09
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Solution
The fourth proportional to 6,074,497.13, 8,382,980.99 and 3,358,418.09 is: 4,634,713.69
Step by Step Solution
- Step 1: Write the proportion equation
6,074,497.13 : 8,382,980.99 = 3,358,418.09 : x - Step 2: Convert to fraction form
6,074,497.13/8,382,980.99 = 3,358,418.09/x - Step 3: Cross multiply
6,074,497.13x = 8,382,980.99 × 3,358,418.09 - Step 4: Simplify right side
6,074,497.13x = 28,153,554,971,423.25 - Step 5: Solve for x
x = 28,153,554,971,423.25/6,074,497.13 - Step 6: Final answer
x = 4,634,713.69
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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.