Finding the Fourth Proportional to 19,635,220.68, 27,096,346.26 and 10,814,502.60
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Solution
The fourth proportional to 19,635,220.68, 27,096,346.26 and 10,814,502.60 is: 14,923,871.34
Step by Step Solution
- Step 1: Write the proportion equation
19,635,220.68 : 27,096,346.26 = 10,814,502.60 : x - Step 2: Convert to fraction form
19,635,220.68/27,096,346.26 = 10,814,502.60/x - Step 3: Cross multiply
19,635,220.68x = 27,096,346.26 × 10,814,502.60 - Step 4: Simplify right side
19,635,220.68x = 293,033,507,079,270.31 - Step 5: Solve for x
x = 293,033,507,079,270.31/19,635,220.68 - Step 6: Final answer
x = 14,923,871.34
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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.