Finding the Fourth Proportional to 9,894,764.55, 14,825,731.02 and 7,001,787.99
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Solution
The fourth proportional to 9,894,764.55, 14,825,731.02 and 7,001,787.99 is: 10,491,065.74
Step by Step Solution
- Step 1: Write the proportion equation
9,894,764.55 : 14,825,731.02 = 7,001,787.99 : x - Step 2: Convert to fraction form
9,894,764.55/14,825,731.02 = 7,001,787.99/x - Step 3: Cross multiply
9,894,764.55x = 14,825,731.02 × 7,001,787.99 - Step 4: Simplify right side
9,894,764.55x = 103,806,625,428,146.23 - Step 5: Solve for x
x = 103,806,625,428,146.23/9,894,764.55 - Step 6: Final answer
x = 10,491,065.74
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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.