Finding the Fourth Proportional to 27,775,389.08, 41,665,076.53 and 9,579,316.68
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Solution
The fourth proportional to 27,775,389.08, 41,665,076.53 and 9,579,316.68 is: 14,369,662.34
Step by Step Solution
- Step 1: Write the proportion equation
27,775,389.08 : 41,665,076.53 = 9,579,316.68 : x - Step 2: Convert to fraction form
27,775,389.08/41,665,076.53 = 9,579,316.68/x - Step 3: Cross multiply
27,775,389.08x = 41,665,076.53 × 9,579,316.68 - Step 4: Simplify right side
27,775,389.08x = 399,122,962,553,357.25 - Step 5: Solve for x
x = 399,122,962,553,357.25/27,775,389.08 - Step 6: Final answer
x = 14,369,662.34
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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.