Finding the Fourth Proportional to 38,332,533.34, 57,440,620.14 and 28,104,202.18
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Solution
The fourth proportional to 38,332,533.34, 57,440,620.14 and 28,104,202.18 is: 42,113,647.63
Step by Step Solution
- Step 1: Write the proportion equation
38,332,533.34 : 57,440,620.14 = 28,104,202.18 : x - Step 2: Convert to fraction form
38,332,533.34/57,440,620.14 = 28,104,202.18/x - Step 3: Cross multiply
38,332,533.34x = 57,440,620.14 × 28,104,202.18 - Step 4: Simplify right side
38,332,533.34x = 1,614,322,801,759,140 - Step 5: Solve for x
x = 1,614,322,801,759,140/38,332,533.34 - Step 6: Final answer
x = 42,113,647.63
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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.