Finding the Fourth Proportional to 45,699,162.76, 68,546,329.90 and 14,989,696.96
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Solution
The fourth proportional to 45,699,162.76, 68,546,329.90 and 14,989,696.96 is: 22,483,753.55
Step by Step Solution
- Step 1: Write the proportion equation
45,699,162.76 : 68,546,329.90 = 14,989,696.96 : x - Step 2: Convert to fraction form
45,699,162.76/68,546,329.90 = 14,989,696.96/x - Step 3: Cross multiply
45,699,162.76x = 68,546,329.90 × 14,989,696.96 - Step 4: Simplify right side
45,699,162.76x = 1,027,488,712,921,187.25 - Step 5: Solve for x
x = 1,027,488,712,921,187.25/45,699,162.76 - Step 6: Final answer
x = 22,483,753.55
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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.