Finding the Fourth Proportional to 11,483,530.97, 15,847,264.07 and 6,326,892.51
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Solution
The fourth proportional to 11,483,530.97, 15,847,264.07 and 6,326,892.51 is: 8,731,106.89
Step by Step Solution
- Step 1: Write the proportion equation
11,483,530.97 : 15,847,264.07 = 6,326,892.51 : x - Step 2: Convert to fraction form
11,483,530.97/15,847,264.07 = 6,326,892.51/x - Step 3: Cross multiply
11,483,530.97x = 15,847,264.07 × 6,326,892.51 - Step 4: Simplify right side
11,483,530.97x = 100,263,936,316,840.64 - Step 5: Solve for x
x = 100,263,936,316,840.64/11,483,530.97 - Step 6: Final answer
x = 8,731,106.89
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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.