Finding the Fourth Proportional to 7,611,219.28, 11,415,278.48 and 2,817,768.88
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Solution
The fourth proportional to 7,611,219.28, 11,415,278.48 and 2,817,768.88 is: 4,226,079.33
Step by Step Solution
- Step 1: Write the proportion equation
7,611,219.28 : 11,415,278.48 = 2,817,768.88 : x - Step 2: Convert to fraction form
7,611,219.28/11,415,278.48 = 2,817,768.88/x - Step 3: Cross multiply
7,611,219.28x = 11,415,278.48 × 2,817,768.88 - Step 4: Simplify right side
7,611,219.28x = 32,165,616,457,477.70 - Step 5: Solve for x
x = 32,165,616,457,477.70/7,611,219.28 - Step 6: Final answer
x = 4,226,079.33
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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.