Finding the Fourth Proportional to 57,948,059.78, 79,888,415.99 and 46,227,110.10
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Solution
The fourth proportional to 57,948,059.78, 79,888,415.99 and 46,227,110.10 is: 63,729,667.84
Step by Step Solution
- Step 1: Write the proportion equation
57,948,059.78 : 79,888,415.99 = 46,227,110.10 : x - Step 2: Convert to fraction form
57,948,059.78/79,888,415.99 = 46,227,110.10/x - Step 3: Cross multiply
57,948,059.78x = 79,888,415.99 × 46,227,110.10 - Step 4: Simplify right side
57,948,059.78x = 3,693,010,601,413,594.50 - Step 5: Solve for x
x = 3,693,010,601,413,594.50/57,948,059.78 - Step 6: Final answer
x = 63,729,667.84
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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.