Finding the Fourth Proportional to 5,353,125.06, 7,387,319.16 and 2,905,734.72
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Solution
The fourth proportional to 5,353,125.06, 7,387,319.16 and 2,905,734.72 is: 4,009,917.48
Step by Step Solution
- Step 1: Write the proportion equation
5,353,125.06 : 7,387,319.16 = 2,905,734.72 : x - Step 2: Convert to fraction form
5,353,125.06/7,387,319.16 = 2,905,734.72/x - Step 3: Cross multiply
5,353,125.06x = 7,387,319.16 × 2,905,734.72 - Step 4: Simplify right side
5,353,125.06x = 21,465,589,770,933.24 - Step 5: Solve for x
x = 21,465,589,770,933.24/5,353,125.06 - Step 6: Final answer
x = 4,009,917.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.