Finding the Fourth Proportional to 19,625,397.03, 27,078,415.02 and 16,497,552.60
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Solution
The fourth proportional to 19,625,397.03, 27,078,415.02 and 16,497,552.60 is: 22,762,728.08
Step by Step Solution
- Step 1: Write the proportion equation
19,625,397.03 : 27,078,415.02 = 16,497,552.60 : x - Step 2: Convert to fraction form
19,625,397.03/27,078,415.02 = 16,497,552.60/x - Step 3: Cross multiply
19,625,397.03x = 27,078,415.02 × 16,497,552.60 - Step 4: Simplify right side
19,625,397.03x = 446,727,576,117,080.06 - Step 5: Solve for x
x = 446,727,576,117,080.06/19,625,397.03 - Step 6: Final answer
x = 22,762,728.08
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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.