Finding the Fourth Proportional to 6,974,221.68, 9,624,541.14 and 3,834,618.24
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Solution
The fourth proportional to 6,974,221.68, 9,624,541.14 and 3,834,618.24 is: 5,291,836.52
Step by Step Solution
- Step 1: Write the proportion equation
6,974,221.68 : 9,624,541.14 = 3,834,618.24 : x - Step 2: Convert to fraction form
6,974,221.68/9,624,541.14 = 3,834,618.24/x - Step 3: Cross multiply
6,974,221.68x = 9,624,541.14 × 3,834,618.24 - Step 4: Simplify right side
6,974,221.68x = 36,906,441,007,074.40 - Step 5: Solve for x
x = 36,906,441,007,074.40/6,974,221.68 - Step 6: Final answer
x = 5,291,836.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.