Finding the Fourth Proportional to 14,457,024.48, 19,950,507.45 and 8,262,000.12
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Solution
The fourth proportional to 14,457,024.48, 19,950,507.45 and 8,262,000.12 is: 11,401,453.68
Step by Step Solution
- Step 1: Write the proportion equation
14,457,024.48 : 19,950,507.45 = 8,262,000.12 : x - Step 2: Convert to fraction form
14,457,024.48/19,950,507.45 = 8,262,000.12/x - Step 3: Cross multiply
14,457,024.48x = 19,950,507.45 × 8,262,000.12 - Step 4: Simplify right side
14,457,024.48x = 164,831,094,945,960.88 - Step 5: Solve for x
x = 164,831,094,945,960.88/14,457,024.48 - Step 6: Final answer
x = 11,401,453.68
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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.