Finding the Fourth Proportional to 49,178,672.51, 73,762,953.65 and 16,385,699.49
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Solution
The fourth proportional to 49,178,672.51, 73,762,953.65 and 16,385,699.49 is: 24,576,864.93
Step by Step Solution
- Step 1: Write the proportion equation
49,178,672.51 : 73,762,953.65 = 16,385,699.49 : x - Step 2: Convert to fraction form
49,178,672.51/73,762,953.65 = 16,385,699.49/x - Step 3: Cross multiply
49,178,672.51x = 73,762,953.65 × 16,385,699.49 - Step 4: Simplify right side
49,178,672.51x = 1,208,657,591,706,605.50 - Step 5: Solve for x
x = 1,208,657,591,706,605.50/49,178,672.51 - Step 6: Final answer
x = 24,576,864.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.