Finding the Fourth Proportional to 17,821,657.68, 24,593,905.80 and 9,672,897.36
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Solution
The fourth proportional to 17,821,657.68, 24,593,905.80 and 9,672,897.36 is: 13,348,608.24
Step by Step Solution
- Step 1: Write the proportion equation
17,821,657.68 : 24,593,905.80 = 9,672,897.36 : x - Step 2: Convert to fraction form
17,821,657.68/24,593,905.80 = 9,672,897.36/x - Step 3: Cross multiply
17,821,657.68x = 24,593,905.80 × 9,672,897.36 - Step 4: Simplify right side
17,821,657.68x = 237,894,326,484,908.69 - Step 5: Solve for x
x = 237,894,326,484,908.69/17,821,657.68 - Step 6: Final answer
x = 13,348,608.24
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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.