Finding the Fourth Proportional to 4,660,637.46, 6,429,939.26 and 4,653,452.49
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Solution
The fourth proportional to 4,660,637.46, 6,429,939.26 and 4,653,452.49 is: 6,420,026.68
Step by Step Solution
- Step 1: Write the proportion equation
4,660,637.46 : 6,429,939.26 = 4,653,452.49 : x - Step 2: Convert to fraction form
4,660,637.46/6,429,939.26 = 4,653,452.49/x - Step 3: Cross multiply
4,660,637.46x = 6,429,939.26 × 4,653,452.49 - Step 4: Simplify right side
4,660,637.46x = 29,921,416,836,728.50 - Step 5: Solve for x
x = 29,921,416,836,728.50/4,660,637.46 - Step 6: Final answer
x = 6,420,026.68
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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.