Finding the Fourth Proportional to 32,774,987.70, 49,169,042.55 and 9,745,877.70
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Solution
The fourth proportional to 32,774,987.70, 49,169,042.55 and 9,745,877.70 is: 14,620,767.51
Step by Step Solution
- Step 1: Write the proportion equation
32,774,987.70 : 49,169,042.55 = 9,745,877.70 : x - Step 2: Convert to fraction form
32,774,987.70/49,169,042.55 = 9,745,877.70/x - Step 3: Cross multiply
32,774,987.70x = 49,169,042.55 × 9,745,877.70 - Step 4: Simplify right side
32,774,987.70x = 479,195,475,318,396.06 - Step 5: Solve for x
x = 479,195,475,318,396.06/32,774,987.70 - Step 6: Final answer
x = 14,620,767.51
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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.