Finding the Fourth Proportional to 18,395,490.18, 27,597,506.45 and 6,265,058.67
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Solution
The fourth proportional to 18,395,490.18, 27,597,506.45 and 6,265,058.67 is: 9,399,042.66
Step by Step Solution
- Step 1: Write the proportion equation
18,395,490.18 : 27,597,506.45 = 6,265,058.67 : x - Step 2: Convert to fraction form
18,395,490.18/27,597,506.45 = 6,265,058.67/x - Step 3: Cross multiply
18,395,490.18x = 27,597,506.45 × 6,265,058.67 - Step 4: Simplify right side
18,395,490.18x = 172,899,997,023,628.12 - Step 5: Solve for x
x = 172,899,997,023,628.12/18,395,490.18 - Step 6: Final answer
x = 9,399,042.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.