Finding the Fourth Proportional to 29,164,216.68, 40,247,770.19 and 16,774,290.32
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Solution
The fourth proportional to 29,164,216.68, 40,247,770.19 and 16,774,290.32 is: 23,149,182.75
Step by Step Solution
- Step 1: Write the proportion equation
29,164,216.68 : 40,247,770.19 = 16,774,290.32 : x - Step 2: Convert to fraction form
29,164,216.68/40,247,770.19 = 16,774,290.32/x - Step 3: Cross multiply
29,164,216.68x = 40,247,770.19 × 16,774,290.32 - Step 4: Simplify right side
29,164,216.68x = 675,127,781,614,591.25 - Step 5: Solve for x
x = 675,127,781,614,591.25/29,164,216.68 - Step 6: Final answer
x = 23,149,182.75
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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.