Finding the Fourth Proportional to 14,672,228.40, 22,009,314.60 and 3,889,378.80
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Solution
The fourth proportional to 14,672,228.40, 22,009,314.60 and 3,889,378.80 is: 5,834,325.86
Step by Step Solution
- Step 1: Write the proportion equation
14,672,228.40 : 22,009,314.60 = 3,889,378.80 : x - Step 2: Convert to fraction form
14,672,228.40/22,009,314.60 = 3,889,378.80/x - Step 3: Cross multiply
14,672,228.40x = 22,009,314.60 × 3,889,378.80 - Step 4: Simplify right side
14,672,228.40x = 85,602,561,607,770.48 - Step 5: Solve for x
x = 85,602,561,607,770.48/14,672,228.40 - Step 6: Final answer
x = 5,834,325.86
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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.