Finding the Fourth Proportional to 18,621,014.14, 27,935,541.52 and 5,668,177.68
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Solution
The fourth proportional to 18,621,014.14, 27,935,541.52 and 5,668,177.68 is: 8,503,490.28
Step by Step Solution
- Step 1: Write the proportion equation
18,621,014.14 : 27,935,541.52 = 5,668,177.68 : x - Step 2: Convert to fraction form
18,621,014.14/27,935,541.52 = 5,668,177.68/x - Step 3: Cross multiply
18,621,014.14x = 27,935,541.52 × 5,668,177.68 - Step 4: Simplify right side
18,621,014.14x = 158,343,612,782,699.56 - Step 5: Solve for x
x = 158,343,612,782,699.56/18,621,014.14 - Step 6: Final answer
x = 8,503,490.28
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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.