Finding the Fourth Proportional to 64,483,351.21, 88,986,138.87 and 36,605,818.14
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Solution
The fourth proportional to 64,483,351.21, 88,986,138.87 and 36,605,818.14 is: 50,515,526.18
Step by Step Solution
- Step 1: Write the proportion equation
64,483,351.21 : 88,986,138.87 = 36,605,818.14 : x - Step 2: Convert to fraction form
64,483,351.21/88,986,138.87 = 36,605,818.14/x - Step 3: Cross multiply
64,483,351.21x = 88,986,138.87 × 36,605,818.14 - Step 4: Simplify right side
64,483,351.21x = 3,257,410,416,456,005.50 - Step 5: Solve for x
x = 3,257,410,416,456,005.50/64,483,351.21 - Step 6: Final answer
x = 50,515,526.18
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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.