Finding the Fourth Proportional to 7,492,673.07, 10,339,888.71 and 4,054,914.09
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Solution
The fourth proportional to 7,492,673.07, 10,339,888.71 and 4,054,914.09 is: 5,595,781.38
Step by Step Solution
- Step 1: Write the proportion equation
7,492,673.07 : 10,339,888.71 = 4,054,914.09 : x - Step 2: Convert to fraction form
7,492,673.07/10,339,888.71 = 4,054,914.09/x - Step 3: Cross multiply
7,492,673.07x = 10,339,888.71 × 4,054,914.09 - Step 4: Simplify right side
7,492,673.07x = 41,927,360,419,210.93 - Step 5: Solve for x
x = 41,927,360,419,210.93/7,492,673.07 - Step 6: Final answer
x = 5,595,781.38
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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.