Finding the Fourth Proportional to 7,927,954.80, 11,889,373.20 and 2,246,653.68
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Solution
The fourth proportional to 7,927,954.80, 11,889,373.20 and 2,246,653.68 is: 3,369,255.34
Step by Step Solution
- Step 1: Write the proportion equation
7,927,954.80 : 11,889,373.20 = 2,246,653.68 : x - Step 2: Convert to fraction form
7,927,954.80/11,889,373.20 = 2,246,653.68/x - Step 3: Cross multiply
7,927,954.80x = 11,889,373.20 × 2,246,653.68 - Step 4: Simplify right side
7,927,954.80x = 26,711,304,052,673.38 - Step 5: Solve for x
x = 26,711,304,052,673.38/7,927,954.80 - Step 6: Final answer
x = 3,369,255.34
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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.