Finding the Fourth Proportional to 12,349,330.09, 17,042,058.74 and 6,843,061.58
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Solution
The fourth proportional to 12,349,330.09, 17,042,058.74 and 6,843,061.58 is: 9,443,415.68
Step by Step Solution
- Step 1: Write the proportion equation
12,349,330.09 : 17,042,058.74 = 6,843,061.58 : x - Step 2: Convert to fraction form
12,349,330.09/17,042,058.74 = 6,843,061.58/x - Step 3: Cross multiply
12,349,330.09x = 17,042,058.74 × 6,843,061.58 - Step 4: Simplify right side
12,349,330.09x = 116,619,857,339,694.58 - Step 5: Solve for x
x = 116,619,857,339,694.58/12,349,330.09 - Step 6: Final answer
x = 9,443,415.68
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1.5x scale
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.