Finding the Fourth Proportional to 43,282,619.99, 64,923,930.08 and 10,934,615.51
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Solution
The fourth proportional to 43,282,619.99, 64,923,930.08 and 10,934,615.51 is: 16,401,923.29
Step by Step Solution
- Step 1: Write the proportion equation
43,282,619.99 : 64,923,930.08 = 10,934,615.51 : x - Step 2: Convert to fraction form
43,282,619.99/64,923,930.08 = 10,934,615.51/x - Step 3: Cross multiply
43,282,619.99x = 64,923,930.08 × 10,934,615.51 - Step 4: Simplify right side
43,282,619.99x = 709,918,212,822,923.50 - Step 5: Solve for x
x = 709,918,212,822,923.50/43,282,619.99 - Step 6: Final answer
x = 16,401,923.29
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.