Finding the Fourth Proportional to 26,599,032.15, 39,898,548.27 and 12,234,181.92
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Solution
The fourth proportional to 26,599,032.15, 39,898,548.27 and 12,234,181.92 is: 18,351,272.90
Step by Step Solution
- Step 1: Write the proportion equation
26,599,032.15 : 39,898,548.27 = 12,234,181.92 : x - Step 2: Convert to fraction form
26,599,032.15/39,898,548.27 = 12,234,181.92/x - Step 3: Cross multiply
26,599,032.15x = 39,898,548.27 × 12,234,181.92 - Step 4: Simplify right side
26,599,032.15x = 488,126,097,879,081.31 - Step 5: Solve for x
x = 488,126,097,879,081.31/26,599,032.15 - Step 6: Final answer
x = 18,351,272.90
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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.