Finding the Fourth Proportional to 33,236,293.79, 45,873,738.08 and 19,489,686.59
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Solution
The fourth proportional to 33,236,293.79, 45,873,738.08 and 19,489,686.59 is: 26,900,254.99
Step by Step Solution
- Step 1: Write the proportion equation
33,236,293.79 : 45,873,738.08 = 19,489,686.59 : x - Step 2: Convert to fraction form
33,236,293.79/45,873,738.08 = 19,489,686.59/x - Step 3: Cross multiply
33,236,293.79x = 45,873,738.08 × 19,489,686.59 - Step 4: Simplify right side
33,236,293.79x = 894,064,777,981,270.62 - Step 5: Solve for x
x = 894,064,777,981,270.62/33,236,293.79 - Step 6: Final answer
x = 26,900,254.99
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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.