Finding the Fourth Proportional to 33,310,367.64, 45,964,768.40 and 18,423,326.02
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Solution
The fourth proportional to 33,310,367.64, 45,964,768.40 and 18,423,326.02 is: 25,422,232.59
Step by Step Solution
- Step 1: Write the proportion equation
33,310,367.64 : 45,964,768.40 = 18,423,326.02 : x - Step 2: Convert to fraction form
33,310,367.64/45,964,768.40 = 18,423,326.02/x - Step 3: Cross multiply
33,310,367.64x = 45,964,768.40 × 18,423,326.02 - Step 4: Simplify right side
33,310,367.64x = 846,823,913,666,993.75 - Step 5: Solve for x
x = 846,823,913,666,993.75/33,310,367.64 - Step 6: Final answer
x = 25,422,232.59
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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.