Finding the Fourth Proportional to 15,795,985.14, 23,693,977.68 and 3,828,721.14
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Solution
The fourth proportional to 15,795,985.14, 23,693,977.68 and 3,828,721.14 is: 5,743,081.70
Step by Step Solution
- Step 1: Write the proportion equation
15,795,985.14 : 23,693,977.68 = 3,828,721.14 : x - Step 2: Convert to fraction form
15,795,985.14/23,693,977.68 = 3,828,721.14/x - Step 3: Cross multiply
15,795,985.14x = 23,693,977.68 × 3,828,721.14 - Step 4: Simplify right side
15,795,985.14x = 90,717,633,234,104.16 - Step 5: Solve for x
x = 90,717,633,234,104.16/15,795,985.14 - Step 6: Final answer
x = 5,743,081.70
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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.