Finding the Fourth Proportional to 40,832,228.70, 56,348,162.64 and 22,247,310.48
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Solution
The fourth proportional to 40,832,228.70, 56,348,162.64 and 22,247,310.48 is: 30,701,117.94
Step by Step Solution
- Step 1: Write the proportion equation
40,832,228.70 : 56,348,162.64 = 22,247,310.48 : x - Step 2: Convert to fraction form
40,832,228.70/56,348,162.64 = 22,247,310.48/x - Step 3: Cross multiply
40,832,228.70x = 56,348,162.64 × 22,247,310.48 - Step 4: Simplify right side
40,832,228.70x = 1,253,595,069,229,616.50 - Step 5: Solve for x
x = 1,253,595,069,229,616.50/40,832,228.70 - Step 6: Final answer
x = 30,701,117.94
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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.