Finding the Fourth Proportional to 26,242,398.11, 36,214,524.96 and 14,639,961.55
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Solution
The fourth proportional to 26,242,398.11, 36,214,524.96 and 14,639,961.55 is: 20,203,155.62
Step by Step Solution
- Step 1: Write the proportion equation
26,242,398.11 : 36,214,524.96 = 14,639,961.55 : x - Step 2: Convert to fraction form
26,242,398.11/36,214,524.96 = 14,639,961.55/x - Step 3: Cross multiply
26,242,398.11x = 36,214,524.96 × 14,639,961.55 - Step 4: Simplify right side
26,242,398.11x = 530,179,252,965,915.31 - Step 5: Solve for x
x = 530,179,252,965,915.31/26,242,398.11 - Step 6: Final answer
x = 20,203,155.62
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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.