Finding the Fourth Proportional to 14,224,056.94, 19,629,233.36 and 7,697,733.80
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Solution
The fourth proportional to 14,224,056.94, 19,629,233.36 and 7,697,733.80 is: 10,622,891.47
Step by Step Solution
- Step 1: Write the proportion equation
14,224,056.94 : 19,629,233.36 = 7,697,733.80 : x - Step 2: Convert to fraction form
14,224,056.94/19,629,233.36 = 7,697,733.80/x - Step 3: Cross multiply
14,224,056.94x = 19,629,233.36 × 7,697,733.80 - Step 4: Simplify right side
14,224,056.94x = 151,100,613,149,305.41 - Step 5: Solve for x
x = 151,100,613,149,305.41/14,224,056.94 - Step 6: Final answer
x = 10,622,891.47
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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.