Finding the Fourth Proportional to 45,493,154.25, 68,239,740.74 and 15,201,020.49
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Solution
The fourth proportional to 45,493,154.25, 68,239,740.74 and 15,201,020.49 is: 22,801,533.86
Step by Step Solution
- Step 1: Write the proportion equation
45,493,154.25 : 68,239,740.74 = 15,201,020.49 : x - Step 2: Convert to fraction form
45,493,154.25/68,239,740.74 = 15,201,020.49/x - Step 3: Cross multiply
45,493,154.25x = 68,239,740.74 × 15,201,020.49 - Step 4: Simplify right side
45,493,154.25x = 1,037,313,697,145,022.62 - Step 5: Solve for x
x = 1,037,313,697,145,022.62/45,493,154.25 - Step 6: Final answer
x = 22,801,533.86
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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.