Finding the Fourth Proportional to 11,594,026.20, 17,391,039.30 and 11,328,305.70
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Solution
The fourth proportional to 11,594,026.20, 17,391,039.30 and 11,328,305.70 is: 16,992,458.55
Step by Step Solution
- Step 1: Write the proportion equation
11,594,026.20 : 17,391,039.30 = 11,328,305.70 : x - Step 2: Convert to fraction form
11,594,026.20/17,391,039.30 = 11,328,305.70/x - Step 3: Cross multiply
11,594,026.20x = 17,391,039.30 × 11,328,305.70 - Step 4: Simplify right side
11,594,026.20x = 197,011,009,631,114 - Step 5: Solve for x
x = 197,011,009,631,114/11,594,026.20 - Step 6: Final answer
x = 16,992,458.55
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1.5x scale
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.