Finding the Fourth Proportional to 50,821,204.16, 70,133,207.68 and 27,616,275.84
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Solution
The fourth proportional to 50,821,204.16, 70,133,207.68 and 27,616,275.84 is: 38,110,431.28
Step by Step Solution
- Step 1: Write the proportion equation
50,821,204.16 : 70,133,207.68 = 27,616,275.84 : x - Step 2: Convert to fraction form
50,821,204.16/70,133,207.68 = 27,616,275.84/x - Step 3: Cross multiply
50,821,204.16x = 70,133,207.68 × 27,616,275.84 - Step 4: Simplify right side
50,821,204.16x = 1,936,818,008,834,886.75 - Step 5: Solve for x
x = 1,936,818,008,834,886.75/50,821,204.16 - Step 6: Final answer
x = 38,110,431.28
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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.