Finding the Fourth Proportional to 15,968,901.62, 23,953,542.51 and 4,453,668.26
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Solution
The fourth proportional to 15,968,901.62, 23,953,542.51 and 4,453,668.26 is: 6,680,555.40
Step by Step Solution
- Step 1: Write the proportion equation
15,968,901.62 : 23,953,542.51 = 4,453,668.26 : x - Step 2: Convert to fraction form
15,968,901.62/23,953,542.51 = 4,453,668.26/x - Step 3: Cross multiply
15,968,901.62x = 23,953,542.51 × 4,453,668.26 - Step 4: Simplify right side
15,968,901.62x = 106,681,131,991,347.73 - Step 5: Solve for x
x = 106,681,131,991,347.73/15,968,901.62 - Step 6: Final answer
x = 6,680,555.40
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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.