Finding the Fourth Proportional to 5,073,470.60, 7,001,675.48 and 3,009,708.05
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Solution
The fourth proportional to 5,073,470.60, 7,001,675.48 and 3,009,708.05 is: 4,153,566.80
Step by Step Solution
- Step 1: Write the proportion equation
5,073,470.60 : 7,001,675.48 = 3,009,708.05 : x - Step 2: Convert to fraction form
5,073,470.60/7,001,675.48 = 3,009,708.05/x - Step 3: Cross multiply
5,073,470.60x = 7,001,675.48 × 3,009,708.05 - Step 4: Simplify right side
5,073,470.60x = 21,072,999,040,595.07 - Step 5: Solve for x
x = 21,072,999,040,595.07/5,073,470.60 - Step 6: Final answer
x = 4,153,566.80
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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.