Finding the Fourth Proportional to 45,223,498.40, 67,794,195.36 and 16,449,291.68
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Solution
The fourth proportional to 45,223,498.40, 67,794,195.36 and 16,449,291.68 is: 24,659,005.45
Step by Step Solution
- Step 1: Write the proportion equation
45,223,498.40 : 67,794,195.36 = 16,449,291.68 : x - Step 2: Convert to fraction form
45,223,498.40/67,794,195.36 = 16,449,291.68/x - Step 3: Cross multiply
45,223,498.40x = 67,794,195.36 × 16,449,291.68 - Step 4: Simplify right side
45,223,498.40x = 1,115,166,493,687,542.62 - Step 5: Solve for x
x = 1,115,166,493,687,542.62/45,223,498.40 - Step 6: Final answer
x = 24,659,005.45
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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.