Finding the Fourth Proportional to 45,362,495.80, 68,043,743.70 and 26,230,619.80
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Solution
The fourth proportional to 45,362,495.80, 68,043,743.70 and 26,230,619.80 is: 39,345,929.70
Step by Step Solution
- Step 1: Write the proportion equation
45,362,495.80 : 68,043,743.70 = 26,230,619.80 : x - Step 2: Convert to fraction form
45,362,495.80/68,043,743.70 = 26,230,619.80/x - Step 3: Cross multiply
45,362,495.80x = 68,043,743.70 × 26,230,619.80 - Step 4: Simplify right side
45,362,495.80x = 1,784,829,570,763,345.50 - Step 5: Solve for x
x = 1,784,829,570,763,345.50/45,362,495.80 - Step 6: Final answer
x = 39,345,929.70
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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.