Finding the Fourth Proportional to 14,971,353.30, 22,415,039.55 and 14,551,449.30
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Solution
The fourth proportional to 14,971,353.30, 22,415,039.55 and 14,551,449.30 is: 21,786,361.26
Step by Step Solution
- Step 1: Write the proportion equation
14,971,353.30 : 22,415,039.55 = 14,551,449.30 : x - Step 2: Convert to fraction form
14,971,353.30/22,415,039.55 = 14,551,449.30/x - Step 3: Cross multiply
14,971,353.30x = 22,415,039.55 × 14,551,449.30 - Step 4: Simplify right side
14,971,353.30x = 326,171,311,569,319.81 - Step 5: Solve for x
x = 326,171,311,569,319.81/14,971,353.30 - Step 6: Final answer
x = 21,786,361.26
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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.