Finding the Fourth Proportional to 9,414,350.32, 12,990,763.84 and 5,283,434
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Solution
The fourth proportional to 9,414,350.32, 12,990,763.84 and 5,283,434 is: 7,290,555.48
Step by Step Solution
- Step 1: Write the proportion equation
9,414,350.32 : 12,990,763.84 = 5,283,434 : x - Step 2: Convert to fraction form
9,414,350.32/12,990,763.84 = 5,283,434/x - Step 3: Cross multiply
9,414,350.32x = 12,990,763.84 × 5,283,434 - Step 4: Simplify right side
9,414,350.32x = 68,635,843,358,226.56 - Step 5: Solve for x
x = 68,635,843,358,226.56/9,414,350.32 - Step 6: Final answer
x = 7,290,555.48
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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.