Finding the Fourth Proportional to 44,292,237.70, 66,438,356.55 and 20,404,365.70
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Solution
The fourth proportional to 44,292,237.70, 66,438,356.55 and 20,404,365.70 is: 30,606,548.55
Step by Step Solution
- Step 1: Write the proportion equation
44,292,237.70 : 66,438,356.55 = 20,404,365.70 : x - Step 2: Convert to fraction form
44,292,237.70/66,438,356.55 = 20,404,365.70/x - Step 3: Cross multiply
44,292,237.70x = 66,438,356.55 × 20,404,365.70 - Step 4: Simplify right side
44,292,237.70x = 1,355,632,523,553,190.25 - Step 5: Solve for x
x = 1,355,632,523,553,190.25/44,292,237.70 - Step 6: Final answer
x = 30,606,548.55
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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.