Finding the Fourth Proportional to 17,692,237.68, 24,405,923.61 and 12,176,035.80
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Solution
The fourth proportional to 17,692,237.68, 24,405,923.61 and 12,176,035.80 is: 16,796,484.71
Step by Step Solution
- Step 1: Write the proportion equation
17,692,237.68 : 24,405,923.61 = 12,176,035.80 : x - Step 2: Convert to fraction form
17,692,237.68/24,405,923.61 = 12,176,035.80/x - Step 3: Cross multiply
17,692,237.68x = 24,405,923.61 × 12,176,035.80 - Step 4: Simplify right side
17,692,237.68x = 297,167,399,607,425.25 - Step 5: Solve for x
x = 297,167,399,607,425.25/17,692,237.68 - Step 6: Final answer
x = 16,796,484.71
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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.