Finding the Fourth Proportional to 47,324,547.12, 65,307,874.92 and 25,594,515.12
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Solution
The fourth proportional to 47,324,547.12, 65,307,874.92 and 25,594,515.12 is: 35,320,430.81
Step by Step Solution
- Step 1: Write the proportion equation
47,324,547.12 : 65,307,874.92 = 25,594,515.12 : x - Step 2: Convert to fraction form
47,324,547.12/65,307,874.92 = 25,594,515.12/x - Step 3: Cross multiply
47,324,547.12x = 65,307,874.92 × 25,594,515.12 - Step 4: Simplify right side
47,324,547.12x = 1,671,523,392,095,009 - Step 5: Solve for x
x = 1,671,523,392,095,009/47,324,547.12 - Step 6: Final answer
x = 35,320,430.81
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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.