Finding the Fourth Proportional to 43,163,551.65, 59,563,928.75 and 23,585,112.09
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Solution
The fourth proportional to 43,163,551.65, 59,563,928.75 and 23,585,112.09 is: 32,546,486.15
Step by Step Solution
- Step 1: Write the proportion equation
43,163,551.65 : 59,563,928.75 = 23,585,112.09 : x - Step 2: Convert to fraction form
43,163,551.65/59,563,928.75 = 23,585,112.09/x - Step 3: Cross multiply
43,163,551.65x = 59,563,928.75 × 23,585,112.09 - Step 4: Simplify right side
43,163,551.65x = 1,404,821,935,971,598 - Step 5: Solve for x
x = 1,404,821,935,971,598/43,163,551.65 - Step 6: Final answer
x = 32,546,486.15
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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.