Finding the Fourth Proportional to 13,237,201.96, 19,850,899.26 and 4,715,274.28
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Solution
The fourth proportional to 13,237,201.96, 19,850,899.26 and 4,715,274.28 is: 7,071,164.66
Step by Step Solution
- Step 1: Write the proportion equation
13,237,201.96 : 19,850,899.26 = 4,715,274.28 : x - Step 2: Convert to fraction form
13,237,201.96/19,850,899.26 = 4,715,274.28/x - Step 3: Cross multiply
13,237,201.96x = 19,850,899.26 × 4,715,274.28 - Step 4: Simplify right side
13,237,201.96x = 93,602,434,715,549.05 - Step 5: Solve for x
x = 93,602,434,715,549.05/13,237,201.96 - Step 6: Final answer
x = 7,071,164.66
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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.