Finding the Fourth Proportional to 27,403,428.68, 37,807,420.46 and 15,634,242.28
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Solution
The fourth proportional to 27,403,428.68, 37,807,420.46 and 15,634,242.28 is: 21,569,942.15
Step by Step Solution
- Step 1: Write the proportion equation
27,403,428.68 : 37,807,420.46 = 15,634,242.28 : x - Step 2: Convert to fraction form
27,403,428.68/37,807,420.46 = 15,634,242.28/x - Step 3: Cross multiply
27,403,428.68x = 37,807,420.46 × 15,634,242.28 - Step 4: Simplify right side
27,403,428.68x = 591,090,371,414,383.50 - Step 5: Solve for x
x = 591,090,371,414,383.50/27,403,428.68 - Step 6: Final answer
x = 21,569,942.15
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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.