Finding the Fourth Proportional to 33,308,102.01, 45,977,864.99 and 21,708,487.29
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Solution
The fourth proportional to 33,308,102.01, 45,977,864.99 and 21,708,487.29 is: 29,965,979.37
Step by Step Solution
- Step 1: Write the proportion equation
33,308,102.01 : 45,977,864.99 = 21,708,487.29 : x - Step 2: Convert to fraction form
33,308,102.01/45,977,864.99 = 21,708,487.29/x - Step 3: Cross multiply
33,308,102.01x = 45,977,864.99 × 21,708,487.29 - Step 4: Simplify right side
33,308,102.01x = 998,109,897,648,208.50 - Step 5: Solve for x
x = 998,109,897,648,208.50/33,308,102.01 - Step 6: Final answer
x = 29,965,979.37
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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.