Finding the Fourth Proportional to 44,292,434.70, 66,438,652.05 and 20,404,562.70
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Solution
The fourth proportional to 44,292,434.70, 66,438,652.05 and 20,404,562.70 is: 30,606,844.05
Step by Step Solution
- Step 1: Write the proportion equation
44,292,434.70 : 66,438,652.05 = 20,404,562.70 : x - Step 2: Convert to fraction form
44,292,434.70/66,438,652.05 = 20,404,562.70/x - Step 3: Cross multiply
44,292,434.70x = 66,438,652.05 × 20,404,562.70 - Step 4: Simplify right side
44,292,434.70x = 1,355,651,641,457,708.50 - Step 5: Solve for x
x = 1,355,651,641,457,708.50/44,292,434.70 - Step 6: Final answer
x = 30,606,844.05
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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.