Finding the Fourth Proportional to 44,286,801.40, 66,430,202.10 and 28,184,139.10
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Solution
The fourth proportional to 44,286,801.40, 66,430,202.10 and 28,184,139.10 is: 42,276,208.65
Step by Step Solution
- Step 1: Write the proportion equation
44,286,801.40 : 66,430,202.10 = 28,184,139.10 : x - Step 2: Convert to fraction form
44,286,801.40/66,430,202.10 = 28,184,139.10/x - Step 3: Cross multiply
44,286,801.40x = 66,430,202.10 × 28,184,139.10 - Step 4: Simplify right side
44,286,801.40x = 1,872,278,056,427,512.25 - Step 5: Solve for x
x = 1,872,278,056,427,512.25/44,286,801.40 - Step 6: Final answer
x = 42,276,208.65
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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.