Finding the Fourth Proportional to 7,276,823.16, 10,912,872.84 and 2,417,824.74
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Solution
The fourth proportional to 7,276,823.16, 10,912,872.84 and 2,417,824.74 is: 3,625,952.34
Step by Step Solution
- Step 1: Write the proportion equation
7,276,823.16 : 10,912,872.84 = 2,417,824.74 : x - Step 2: Convert to fraction form
7,276,823.16/10,912,872.84 = 2,417,824.74/x - Step 3: Cross multiply
7,276,823.16x = 10,912,872.84 × 2,417,824.74 - Step 4: Simplify right side
7,276,823.16x = 26,385,413,937,026.06 - Step 5: Solve for x
x = 26,385,413,937,026.06/7,276,823.16 - Step 6: Final answer
x = 3,625,952.34
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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.