Finding the Fourth Proportional to 8,457,997.04, 11,672,040.87 and 4,590,518.09
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Solution
The fourth proportional to 8,457,997.04, 11,672,040.87 and 4,590,518.09 is: 6,334,917.65
Step by Step Solution
- Step 1: Write the proportion equation
8,457,997.04 : 11,672,040.87 = 4,590,518.09 : x - Step 2: Convert to fraction form
8,457,997.04/11,672,040.87 = 4,590,518.09/x - Step 3: Cross multiply
8,457,997.04x = 11,672,040.87 × 4,590,518.09 - Step 4: Simplify right side
8,457,997.04x = 53,580,714,735,421.74 - Step 5: Solve for x
x = 53,580,714,735,421.74/8,457,997.04 - Step 6: Final answer
x = 6,334,917.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.