Finding the Fourth Proportional to 49,621,201.20, 74,439,966.60 and 15,534,327.60
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Solution
The fourth proportional to 49,621,201.20, 74,439,966.60 and 15,534,327.60 is: 23,304,047.46
Step by Step Solution
- Step 1: Write the proportion equation
49,621,201.20 : 74,439,966.60 = 15,534,327.60 : x - Step 2: Convert to fraction form
49,621,201.20/74,439,966.60 = 15,534,327.60/x - Step 3: Cross multiply
49,621,201.20x = 74,439,966.60 × 15,534,327.60 - Step 4: Simplify right side
49,621,201.20x = 1,156,374,827,697,458 - Step 5: Solve for x
x = 1,156,374,827,697,458/49,621,201.20 - Step 6: Final answer
x = 23,304,047.46
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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.