Finding the Fourth Proportional to 14,384,163.56, 19,854,876.22 and 11,449,364
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Solution
The fourth proportional to 14,384,163.56, 19,854,876.22 and 11,449,364 is: 15,803,887.66
Step by Step Solution
- Step 1: Write the proportion equation
14,384,163.56 : 19,854,876.22 = 11,449,364 : x - Step 2: Convert to fraction form
14,384,163.56/19,854,876.22 = 11,449,364/x - Step 3: Cross multiply
14,384,163.56x = 19,854,876.22 × 11,449,364 - Step 4: Simplify right side
14,384,163.56x = 227,325,705,017,724.06 - Step 5: Solve for x
x = 227,325,705,017,724.06/14,384,163.56 - Step 6: Final answer
x = 15,803,887.66
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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.