Finding the Fourth Proportional to 43,313,442.18, 64,970,274.05 and 10,965,348.18
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Solution
The fourth proportional to 43,313,442.18, 64,970,274.05 and 10,965,348.18 is: 16,448,050.31
Step by Step Solution
- Step 1: Write the proportion equation
43,313,442.18 : 64,970,274.05 = 10,965,348.18 : x - Step 2: Convert to fraction form
43,313,442.18/64,970,274.05 = 10,965,348.18/x - Step 3: Cross multiply
43,313,442.18x = 64,970,274.05 × 10,965,348.18 - Step 4: Simplify right side
43,313,442.18x = 712,421,676,253,442 - Step 5: Solve for x
x = 712,421,676,253,442/43,313,442.18 - Step 6: Final answer
x = 16,448,050.31
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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.