Finding the Fourth Proportional to 17,383,860.70, 26,065,423.05 and 10,657,102.30
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Solution
The fourth proportional to 17,383,860.70, 26,065,423.05 and 10,657,102.30 is: 15,979,297.39
Step by Step Solution
- Step 1: Write the proportion equation
17,383,860.70 : 26,065,423.05 = 10,657,102.30 : x - Step 2: Convert to fraction form
17,383,860.70/26,065,423.05 = 10,657,102.30/x - Step 3: Cross multiply
17,383,860.70x = 26,065,423.05 × 10,657,102.30 - Step 4: Simplify right side
17,383,860.70x = 277,781,879,936,628.03 - Step 5: Solve for x
x = 277,781,879,936,628.03/17,383,860.70 - Step 6: Final answer
x = 15,979,297.39
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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.