Finding the Fourth Proportional to 36,759,515.24, 55,105,019.30 and 12,481,842.08
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Solution
The fourth proportional to 36,759,515.24, 55,105,019.30 and 12,481,842.08 is: 18,711,132.19
Step by Step Solution
- Step 1: Write the proportion equation
36,759,515.24 : 55,105,019.30 = 12,481,842.08 : x - Step 2: Convert to fraction form
36,759,515.24/55,105,019.30 = 12,481,842.08/x - Step 3: Cross multiply
36,759,515.24x = 55,105,019.30 × 12,481,842.08 - Step 4: Simplify right side
36,759,515.24x = 687,812,148,717,952.12 - Step 5: Solve for x
x = 687,812,148,717,952.12/36,759,515.24 - Step 6: Final answer
x = 18,711,132.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.