Finding the Fourth Proportional to 10,368,737.70, 15,548,440.95 and 3,976,865.70
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Solution
The fourth proportional to 10,368,737.70, 15,548,440.95 and 3,976,865.70 is: 5,963,509.09
Step by Step Solution
- Step 1: Write the proportion equation
10,368,737.70 : 15,548,440.95 = 3,976,865.70 : x - Step 2: Convert to fraction form
10,368,737.70/15,548,440.95 = 3,976,865.70/x - Step 3: Cross multiply
10,368,737.70x = 15,548,440.95 × 3,976,865.70 - Step 4: Simplify right side
10,368,737.70x = 61,834,061,502,530.41 - Step 5: Solve for x
x = 61,834,061,502,530.41/10,368,737.70 - Step 6: Final answer
x = 5,963,509.09
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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.