Finding the Fourth Proportional to 26,515,228.94, 36,589,806.51 and 14,755,078.70
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Solution
The fourth proportional to 26,515,228.94, 36,589,806.51 and 14,755,078.70 is: 20,361,335.59
Step by Step Solution
- Step 1: Write the proportion equation
26,515,228.94 : 36,589,806.51 = 14,755,078.70 : x - Step 2: Convert to fraction form
26,515,228.94/36,589,806.51 = 14,755,078.70/x - Step 3: Cross multiply
26,515,228.94x = 36,589,806.51 × 14,755,078.70 - Step 4: Simplify right side
26,515,228.94x = 539,885,474,672,822.25 - Step 5: Solve for x
x = 539,885,474,672,822.25/26,515,228.94 - Step 6: Final answer
x = 20,361,335.59
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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.