Finding the Fourth Proportional to 9,245,386.40, 13,872,226.80 and 4,194,096.80
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Solution
The fourth proportional to 9,245,386.40, 13,872,226.80 and 4,194,096.80 is: 6,293,026.54
Step by Step Solution
- Step 1: Write the proportion equation
9,245,386.40 : 13,872,226.80 = 4,194,096.80 : x - Step 2: Convert to fraction form
9,245,386.40/13,872,226.80 = 4,194,096.80/x - Step 3: Cross multiply
9,245,386.40x = 13,872,226.80 × 4,194,096.80 - Step 4: Simplify right side
9,245,386.40x = 58,181,462,030,754.24 - Step 5: Solve for x
x = 58,181,462,030,754.24/9,245,386.40 - Step 6: Final answer
x = 6,293,026.54
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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.