Finding the Fourth Proportional to 6,381,664.80, 9,572,497.20 and 2,597,863.20
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Solution
The fourth proportional to 6,381,664.80, 9,572,497.20 and 2,597,863.20 is: 3,896,794.80
Step by Step Solution
- Step 1: Write the proportion equation
6,381,664.80 : 9,572,497.20 = 2,597,863.20 : x - Step 2: Convert to fraction form
6,381,664.80/9,572,497.20 = 2,597,863.20/x - Step 3: Cross multiply
6,381,664.80x = 9,572,497.20 × 2,597,863.20 - Step 4: Simplify right side
6,381,664.80x = 24,868,038,207,983.04 - Step 5: Solve for x
x = 24,868,038,207,983.04/6,381,664.80 - Step 6: Final answer
x = 3,896,794.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.