Finding the Fourth Proportional to 6,329,044.08, 8,734,122.48 and 3,428,434.80
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Solution
The fourth proportional to 6,329,044.08, 8,734,122.48 and 3,428,434.80 is: 4,731,262.59
Step by Step Solution
- Step 1: Write the proportion equation
6,329,044.08 : 8,734,122.48 = 3,428,434.80 : x - Step 2: Convert to fraction form
6,329,044.08/8,734,122.48 = 3,428,434.80/x - Step 3: Cross multiply
6,329,044.08x = 8,734,122.48 × 3,428,434.80 - Step 4: Simplify right side
6,329,044.08x = 29,944,369,457,894.30 - Step 5: Solve for x
x = 29,944,369,457,894.30/6,329,044.08 - Step 6: Final answer
x = 4,731,262.59
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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.