Finding the Fourth Proportional to 7,588,426.56, 11,381,801.36 and 1,908,653.04
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Solution
The fourth proportional to 7,588,426.56, 11,381,801.36 and 1,908,653.04 is: 2,862,768.66
Step by Step Solution
- Step 1: Write the proportion equation
7,588,426.56 : 11,381,801.36 = 1,908,653.04 : x - Step 2: Convert to fraction form
7,588,426.56/11,381,801.36 = 1,908,653.04/x - Step 3: Cross multiply
7,588,426.56x = 11,381,801.36 × 1,908,653.04 - Step 4: Simplify right side
7,588,426.56x = 21,723,909,766,440.13 - Step 5: Solve for x
x = 21,723,909,766,440.13/7,588,426.56 - Step 6: Final answer
x = 2,862,768.66
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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.