Finding the Fourth Proportional to 47,971,828.96, 66,201,121.68 and 25,945,330
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Solution
The fourth proportional to 47,971,828.96, 66,201,121.68 and 25,945,330 is: 35,804,554.16
Step by Step Solution
- Step 1: Write the proportion equation
47,971,828.96 : 66,201,121.68 = 25,945,330 : x - Step 2: Convert to fraction form
47,971,828.96/66,201,121.68 = 25,945,330/x - Step 3: Cross multiply
47,971,828.96x = 66,201,121.68 × 25,945,330 - Step 4: Simplify right side
47,971,828.96x = 1,717,609,948,357,754.50 - Step 5: Solve for x
x = 1,717,609,948,357,754.50/47,971,828.96 - Step 6: Final answer
x = 35,804,554.16
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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.