Finding the Fourth Proportional to 11,893,101.70, 16,683,934.70 and 11,893,101.70
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Solution
The fourth proportional to 11,893,101.70, 16,683,934.70 and 11,893,101.70 is: 16,683,934.70
Step by Step Solution
- Step 1: Write the proportion equation
11,893,101.70 : 16,683,934.70 = 11,893,101.70 : x - Step 2: Convert to fraction form
11,893,101.70/16,683,934.70 = 11,893,101.70/x - Step 3: Cross multiply
11,893,101.70x = 16,683,934.70 × 11,893,101.70 - Step 4: Simplify right side
11,893,101.70x = 198,423,732,143,258.97 - Step 5: Solve for x
x = 198,423,732,143,258.97/11,893,101.70 - Step 6: Final answer
x = 16,683,934.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.