Finding the Fourth Proportional to 45,522,410.70, 68,283,616.05 and 40,739,441.70
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Solution
The fourth proportional to 45,522,410.70, 68,283,616.05 and 40,739,441.70 is: 61,109,162.55
Step by Step Solution
- Step 1: Write the proportion equation
45,522,410.70 : 68,283,616.05 = 40,739,441.70 : x - Step 2: Convert to fraction form
45,522,410.70/68,283,616.05 = 40,739,441.70/x - Step 3: Cross multiply
45,522,410.70x = 68,283,616.05 × 40,739,441.70 - Step 4: Simplify right side
45,522,410.70x = 2,781,836,395,134,159.50 - Step 5: Solve for x
x = 2,781,836,395,134,159.50/45,522,410.70 - Step 6: Final answer
x = 61,109,162.55
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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.