Finding the Fourth Proportional to 14,976,353.20, 22,464,529.80 and 7,418,081.20
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Solution
The fourth proportional to 14,976,353.20, 22,464,529.80 and 7,418,081.20 is: 11,127,121.80
Step by Step Solution
- Step 1: Write the proportion equation
14,976,353.20 : 22,464,529.80 = 7,418,081.20 : x - Step 2: Convert to fraction form
14,976,353.20/22,464,529.80 = 7,418,081.20/x - Step 3: Cross multiply
14,976,353.20x = 22,464,529.80 × 7,418,081.20 - Step 4: Simplify right side
14,976,353.20x = 166,643,706,176,219.78 - Step 5: Solve for x
x = 166,643,706,176,219.78/14,976,353.20 - Step 6: Final answer
x = 11,127,121.80
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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.