Finding the Fourth Proportional to 26,236,630.98, 36,218,160.63 and 16,948,729.62
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Solution
The fourth proportional to 26,236,630.98, 36,218,160.63 and 16,948,729.62 is: 23,396,746.80
Step by Step Solution
- Step 1: Write the proportion equation
26,236,630.98 : 36,218,160.63 = 16,948,729.62 : x - Step 2: Convert to fraction form
26,236,630.98/36,218,160.63 = 16,948,729.62/x - Step 3: Cross multiply
26,236,630.98x = 36,218,160.63 × 16,948,729.62 - Step 4: Simplify right side
26,236,630.98x = 613,851,811,851,599 - Step 5: Solve for x
x = 613,851,811,851,599/26,236,630.98 - Step 6: Final answer
x = 23,396,746.80
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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.