Finding the Fourth Proportional to 23,297,022.63, 32,149,988.66 and 12,842,809.52
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Solution
The fourth proportional to 23,297,022.63, 32,149,988.66 and 12,842,809.52 is: 17,723,130.85
Step by Step Solution
- Step 1: Write the proportion equation
23,297,022.63 : 32,149,988.66 = 12,842,809.52 : x - Step 2: Convert to fraction form
23,297,022.63/32,149,988.66 = 12,842,809.52/x - Step 3: Cross multiply
23,297,022.63x = 32,149,988.66 × 12,842,809.52 - Step 4: Simplify right side
23,297,022.63x = 412,896,180,430,540 - Step 5: Solve for x
x = 412,896,180,430,540/23,297,022.63 - Step 6: Final answer
x = 17,723,130.85
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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.