Finding the Fourth Proportional to 45,493,155, 68,239,741.86 and 15,201,021.24
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Solution
The fourth proportional to 45,493,155, 68,239,741.86 and 15,201,021.24 is: 22,801,534.99
Step by Step Solution
- Step 1: Write the proportion equation
45,493,155 : 68,239,741.86 = 15,201,021.24 : x - Step 2: Convert to fraction form
45,493,155/68,239,741.86 = 15,201,021.24/x - Step 3: Cross multiply
45,493,155x = 68,239,741.86 × 15,201,021.24 - Step 4: Simplify right side
45,493,155x = 1,037,313,765,425,977.12 - Step 5: Solve for x
x = 1,037,313,765,425,977.12/45,493,155 - Step 6: Final answer
x = 22,801,534.99
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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.