Finding the Fourth Proportional to 33,174,660.30, 45,781,243.73 and 18,491,257.63
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Solution
The fourth proportional to 33,174,660.30, 45,781,243.73 and 18,491,257.63 is: 25,518,053.98
Step by Step Solution
- Step 1: Write the proportion equation
33,174,660.30 : 45,781,243.73 = 18,491,257.63 : x - Step 2: Convert to fraction form
33,174,660.30/45,781,243.73 = 18,491,257.63/x - Step 3: Cross multiply
33,174,660.30x = 45,781,243.73 × 18,491,257.63 - Step 4: Simplify right side
33,174,660.30x = 846,552,772,433,252 - Step 5: Solve for x
x = 846,552,772,433,252/33,174,660.30 - Step 6: Final answer
x = 25,518,053.98
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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.