Finding the Fourth Proportional to 19,973,725.74, 27,563,732.19 and 11,273,723.10
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Solution
The fourth proportional to 19,973,725.74, 27,563,732.19 and 11,273,723.10 is: 15,557,732.61
Step by Step Solution
- Step 1: Write the proportion equation
19,973,725.74 : 27,563,732.19 = 11,273,723.10 : x - Step 2: Convert to fraction form
19,973,725.74/27,563,732.19 = 11,273,723.10/x - Step 3: Cross multiply
19,973,725.74x = 27,563,732.19 × 11,273,723.10 - Step 4: Simplify right side
19,973,725.74x = 310,745,884,312,616.62 - Step 5: Solve for x
x = 310,745,884,312,616.62/19,973,725.74 - Step 6: Final answer
x = 15,557,732.61
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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.