Finding the Fourth Proportional to 6,368,358.02, 8,786,026.14 and 3,613,449.98
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Solution
The fourth proportional to 6,368,358.02, 8,786,026.14 and 3,613,449.98 is: 4,985,251.44
Step by Step Solution
- Step 1: Write the proportion equation
6,368,358.02 : 8,786,026.14 = 3,613,449.98 : x - Step 2: Convert to fraction form
6,368,358.02/8,786,026.14 = 3,613,449.98/x - Step 3: Cross multiply
6,368,358.02x = 8,786,026.14 × 3,613,449.98 - Step 4: Simplify right side
6,368,358.02x = 31,747,865,979,862.48 - Step 5: Solve for x
x = 31,747,865,979,862.48/6,368,358.02 - Step 6: Final answer
x = 4,985,251.44
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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.