Finding the Fourth Proportional to 29,241,178.53, 40,351,292.05 and 16,007,818.51
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Solution
The fourth proportional to 29,241,178.53, 40,351,292.05 and 16,007,818.51 is: 22,089,949.59
Step by Step Solution
- Step 1: Write the proportion equation
29,241,178.53 : 40,351,292.05 = 16,007,818.51 : x - Step 2: Convert to fraction form
29,241,178.53/40,351,292.05 = 16,007,818.51/x - Step 3: Cross multiply
29,241,178.53x = 40,351,292.05 × 16,007,818.51 - Step 4: Simplify right side
29,241,178.53x = 645,936,159,780,405.75 - Step 5: Solve for x
x = 645,936,159,780,405.75/29,241,178.53 - Step 6: Final answer
x = 22,089,949.59
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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.